{"title":"Buy your professional Arum bulbs","description":"\u003ch2\u003e \u003cstrong\u003eOrder your professional Arum italicum bulbs\u003c\/strong\u003e\n\u003c\/h2\u003e\n\n \u003cp\u003e\u003cstrong\u003eBulbiverse\u003c\/strong\u003e , a specialist wholesale supplier of \u003cstrong\u003eArum italicum bulbs\u003c\/strong\u003e , provides professionals with a rigorous selection of horticultural quality bulbs. Buying your \u003cstrong\u003eArum italicum bulbs\u003c\/strong\u003e guarantees you plants from specialized nurseries, offering exceptional variegated foliage and remarkable spring flowering. Our products are distinguished by their \u003cstrong\u003evarietal resistance\u003c\/strong\u003e , \u003cstrong\u003ehigh yield\u003c\/strong\u003e , \u003cstrong\u003enatural tolerance to diseases\u003c\/strong\u003e and excellent behavior in fresh or humus-rich soil. We also offer \u003cstrong\u003ededicated technical support\u003c\/strong\u003e to accompany your projects and a \u003cstrong\u003eresponsive sales department\u003c\/strong\u003e . Fast delivery throughout France, with \u003cstrong\u003edecreasing prices\u003c\/strong\u003e according to volume. \u003cstrong\u003eOrder your large-caliber bulbs now\u003c\/strong\u003e , \u003cstrong\u003ereserve your next deliveries\u003c\/strong\u003e or \u003cstrong\u003etake advantage of our producer prices\u003c\/strong\u003e . For any specific need, our team provides you with \u003cstrong\u003epersonalized advice\u003c\/strong\u003e . \u003cstrong\u003eRequest your free quote\u003c\/strong\u003e today.\u003c\/p\u003e\n\n\u003chr\u003e\n\n \u003ch2\u003e\u003cstrong\u003eProfessional production of Arum italicum\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003cp\u003e Arum italicum, commonly known as the \u003cstrong\u003eItalian Arum\u003c\/strong\u003e , is a perennial herbaceous tuber plant belonging to the botanical family Araceae. This species is distinguished by its upright clump habit, forming a bulbous root system that develops dense, lush foliage. Its average height at maturity generally ranges from \u003cstrong\u003e30 to 46 centimeters\u003c\/strong\u003e , with a similar spread, although it can reach 20 to 80 centimeters depending on growing conditions. The plant takes \u003cstrong\u003e2 to 4 years\u003c\/strong\u003e to reach its adult size and full vigor.\u003c\/p\u003e\n\n \u003cp\u003eThe foliage is one of the major visual assets of Arum italicum, providing lasting decorative interest. The deeply sagittate, or arrow-shaped, leaves have a base marked by two pronounced lobes and a tapered apex. They emerge from long petioles directly from the base of the plant, giving a \"stemless\" appearance, with no apparent main stem. The texture of the leaves is remarkable, being smooth, shiny, and glossy, even waxy, which accentuates their coloration. Their firm but flexible surface is covered with marked veins, with a central vein that is often creamy-white creating a striking contrast. The foliage color varies from dark green to grayish-green, frequently embellished with highly decorative \u003cstrong\u003esilver or white mottling or variegation\u003c\/strong\u003e , particularly in horticultural cultivars. Each leaf can reach up to \u003cstrong\u003e30 centimeters in length and 10 to 15 centimeters in width\u003c\/strong\u003e , adding to the ornamental presence of the plant.\u003c\/p\u003e\n\n \u003cp\u003eThe particularity of Arum italicum lies in the \u003cstrong\u003ereverse seasonality\u003c\/strong\u003e of its foliage: it appears in autumn, generally at the end of September or beginning of October, and remains persistent throughout the winter, the period during which it is most decorative. It is at the end of spring or at the beginning of summer, typically in May-June, that the foliage disappears, giving way to flowering and then fruiting. The period of presence of the foliage thus extends over \u003cstrong\u003e6 to 8 months\u003c\/strong\u003e on average.\u003c\/p\u003e\n\n \u003cp\u003eAs for the flowering, it presents itself in a distinctive morphology. The inflorescence is composed of an erect, creamy-white spadix covered with tiny flowers. This spadix, yellow in color, stands at a point. It is enclosed by a spathe, a broad, sheathing bract, translucent pale green, measuring approximately \u003cstrong\u003e30 centimeters long and 15 centimeters wide\u003c\/strong\u003e , playing a protective role for the central spadix. The plant is monoecious, with unisexual flowers located at the lower part of a yellow bulb, the male flowers being generally larger and more yellow than the females. The total height of the flowering plant is \u003cstrong\u003e25 to 60 centimeters\u003c\/strong\u003e . It should be noted that the fragrance of the flower is weak to non-existent, without major interest for floristry.\u003c\/p\u003e\n\n \u003cp\u003eFinally, the ornamental interest is not limited to flowering. After flowering, the plant produces berries. The flower spadix transforms into a sturdy stem bearing rounded, shiny berries, \u003cstrong\u003eorange-red to bright orange\u003c\/strong\u003e , measuring about \u003cstrong\u003e1 centimeter in diameter\u003c\/strong\u003e . These berries appear in late spring or early summer and persist throughout the summer, providing a marked visual appeal when the foliage has already disappeared. They bring a lively and original touch to the garden, especially in the summer. The fruiting stem reaches a height of \u003cstrong\u003e15 to 40 centimeters\u003c\/strong\u003e .\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e \u003cstrong\u003eVarietal range and horticultural selections\u003c\/strong\u003e\n\u003c\/h2\u003e\n\n\u003cp\u003e Arum italicum is valued in horticulture for its diverse foliage and robustness. Several cultivars and subspecies are available to growers, each with distinctive characteristics:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eArum italicum subsp. italicum\u003c\/strong\u003e : This subspecies represents the type of the species. Its foliage is glossy green with very pronounced white veins. It reaches a height of 30 to 45 centimeters and its foliage emerges in the fall, remaining semi-evergreen to evergreen depending on the climate, with summer dormancy. Flowering occurs in April-May, presenting flowers with a pale cream spathe surrounding the central spadix, followed by orange to bright red berries in the summer.\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eArum italicum 'Marmoratum'\u003c\/strong\u003e : This is one of the most widely cultivated cultivars due to its exceptionally decorative foliage. Its leaves are bright green, adorned with very pronounced white marbling and veins. Its height is similar to the type species, approximately 30 to 40 centimeters. Its ornamental interest is particularly marked in winter and spring, which makes it ideal for undergrowth or shady beds.\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eArum italicum 'Pictum'\u003c\/strong\u003e : This cultivar is distinguished by its creamy-white marbling on a dark green background, sometimes complemented by more irregular silvery punctuations. Its height is also 30 to 40 centimeters, and its marbling is often broader and more contrasting than that of 'Marmoratum'.\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eArum italicum 'White Winter'\u003c\/strong\u003e : This is a newer variety with very light colors, with pure white veins and even almost silvery foliage. Its height is slightly lower, 25 to 35 centimeters, and its foliage may appear earlier in the fall.\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eOther variegated forms and selections\u003c\/strong\u003e : Some growers develop clones with yellow or cream variegated foliage, such as 'Chameleon' or 'Mrs. Hume'. Other selections focus on early development, to meet the needs of winter forcing and early soil occupation in professional production.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e The choice of cultivar for professional production will depend on the desired ornamental effect, the target market (shade horticulturists, landscapers, undergrowth vegetation), and the vigor and stability characteristics of the variegation.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e \u003cstrong\u003ePlanting calendar and techniques\u003c\/strong\u003e\n\u003c\/h2\u003e\n\n \u003cp\u003eFor professionals growing Arum italicum in France, careful planning of corm planting is essential. The optimal time to plant Arum italicum bulbs is in the fall, ideally before the first frosts, generally between \u003cstrong\u003emid-August and late September\u003c\/strong\u003e . This window allows for excellent root system development before winter, ensuring better plant recovery the following spring. Bulb deliveries are often possible from September to November to meet this schedule. Although fall is preferred, spring planting remains a possible alternative, especially for certain specific varieties. To optimize rooting, it is even recommended to plant during the waning moon phase.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eTechnical parameters of planting\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n \u003cp\u003eRegarding planting depth, Arum italicum bulbs should be planted at a depth of about \u003cstrong\u003e8 to 10 centimeters\u003c\/strong\u003e , which is approximately two to three times the height of the bulb itself. For potted plants, a depth of \u003cstrong\u003e5 centimeters\u003c\/strong\u003e is sufficient. It is crucial to place the bulb with the eye side facing upwards, or horizontally if the orientation is not obvious, to facilitate the emergence of shoots.\u003c\/p\u003e\n\n \u003cp\u003eSpacing between each bulb is also a key factor for optimal development. A distance of \u003cstrong\u003e20 to 30 centimeters\u003c\/strong\u003e is recommended, which allows for harmonious foliage development and good aeration of the plants. This equates to approximately \u003cstrong\u003e4 bulbs per square foot\u003c\/strong\u003e , or approximately \u003cstrong\u003e11 bulbs per square meter\u003c\/strong\u003e for adequate density. For standard plantings, a spacing of 15 to 20 centimeters is also recommended, and for very dense plantings requiring division from the third year, it can be as much as 50 centimeters.\u003c\/p\u003e\n\n \u003cp\u003eBulb size plays a direct role in the vigor and flowering capacity of Arum italicum. Larger bulbs, generally larger than \u003cstrong\u003e2-3 centimeters in diameter\u003c\/strong\u003e , have greater nutrient reserves, allowing them to produce robust flower stems and dense foliage from the first year after planting. For professional plantings, the use of bulbs of \u003cstrong\u003esize 6\/+\u003c\/strong\u003e is strongly recommended to ensure good recovery and optimal flowering from the first year. On the other hand, small bulbs or recently formed bulbils often require one to two growing seasons before reaching a sufficient size to flower and establish themselves permanently.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e \u003cstrong\u003eCultivation route and production conditions\u003c\/strong\u003e\n\u003c\/h2\u003e\n\n \u003cp\u003eThe successful cultivation of Arum italicum in a professional context depends on compliance with specific edaphic and environmental conditions, as well as regular and appropriate maintenance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eOptimal soil conditions\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n \u003cp\u003eArum italicum thrives in soils \u003cstrong\u003erich in organic and humic matter\u003c\/strong\u003e . The ideal texture should be loose, allowing a good balance between water retention and aeration. \u003cstrong\u003eEffective drainage\u003c\/strong\u003e is absolutely essential to prevent bulb rot, as the plant, although appreciating constant moisture, fears soggy soils. Soil pH is not a major constraint, with Arum italicum showing remarkable adaptability to acidic (pH \u0026lt; 6.0), neutral (pH 6.0-8.0) and even alkaline (pH \u0026gt; 8.0) soils. However, optimal conditions are generally in the neutral to slightly acidic zone. Tolerance to calcareous soils is excellent. A fertile, humus-rich and fresh soil is the key to a sustainable plant.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eLight exposure management\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n \u003cp\u003eThe optimal light exposure for Arum italicum is \u003cstrong\u003epartial shade to light shade\u003c\/strong\u003e , that is, an exposure receiving between \u003cstrong\u003e2 and 6 hours of direct sunlight per day\u003c\/strong\u003e , ideally morning sun. It should be noted that deep shade, although tolerated, can reduce the vigor of the plant and the quality of its foliage. Full sun is tolerated only if the soil remains very moist, but this condition is not optimal and can lead to leaf burn or early summer dormancy. For professional cultivation, greenhouses with shade ( \u003cstrong\u003e40-60%\u003c\/strong\u003e shade nets) or an east\/northeast orientation maximizing morning light is recommended.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eIrrigation and fertilization protocol\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n \u003cp\u003eArum italicum thrives in moist soils and requires careful water management. When planting, abundant watering is required to ensure good recovery. During the active growing season (autumn\/winter\/spring), the soil should be kept moist, but never soggy, with moderate but regular watering, especially during dry periods. About \u003cstrong\u003e10 to 15 millimeters of water per week\u003c\/strong\u003e in the absence of rain is a good guideline. Once established, the plant tolerates summer drought well, during which time the aerial part wilts and watering can be stopped, unless the soil is extremely dry.\u003c\/p\u003e\n\n \u003cp\u003eFertilization requirements are modest, but appropriate feeding stimulates leaf production and flowering. At planting, incorporating \u003cstrong\u003e2 to 3 kilograms per square meter\u003c\/strong\u003e of mature compost or an organic amendment enriches the soil with humus. An annual application of balanced or slightly potash-enriched fertilizer ( \u003cstrong\u003eNPK 8-12-18 or 4-6-10\u003c\/strong\u003e type) is recommended in early spring, when vegetation resumes, at an indicative dose of \u003cstrong\u003e50 to 60 grams per square meter\u003c\/strong\u003e in a single application, avoiding direct contact with the stems or bulbs. A second application of \u003cstrong\u003e30 to 40 grams per square meter\u003c\/strong\u003e can be considered in early summer to support growth if necessary.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eCrop maintenance operations\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n \u003cp\u003eRegular weeding is essential, especially in the first two years after planting, to avoid competition from weeds. Mowing every \u003cstrong\u003e3 to 5 weeks\u003c\/strong\u003e in spring and autumn is recommended during periods of strong growth. Removing faded flowers is not a physiological requirement, but it helps redirect energy toward bulb development and optimizes the ornamental appearance. Monthly intervention during and after flowering (spring, early summer) is generally sufficient. Arum italicum does not require annual lifting of the bulbs, but division of the stocks is recommended every \u003cstrong\u003e4 to 5 years\u003c\/strong\u003e to rejuvenate the plantation, control density and prevent soil depletion. This operation should be carried out in late summer or early autumn, after summer dormancy, by taking healthy segments of rhizome or tuber with roots and buds.\u003c\/p\u003e\n\n\u003chr\u003e\n\n \u003ch2\u003e\u003cstrong\u003eFlowering cycle and flower production\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003cp\u003e Arum italicum, with its distinct growth cycle, blooms mainly in spring. Flowering usually begins in \u003cstrong\u003eMarch or April\u003c\/strong\u003e and continues until \u003cstrong\u003eMay\u003c\/strong\u003e . This spring period is the best time to admire its inflorescences. The total flowering time is about \u003cstrong\u003e2 to 3 months\u003c\/strong\u003e , although the exact period may vary slightly depending on regional climatic conditions in France. The flower stem reaches a height of \u003cstrong\u003e15 to 40 centimeters\u003c\/strong\u003e .\u003c\/p\u003e\n\n\u003cp\u003e After the spring flowering, a post-flowering cycle begins: the leaves and spathes dry out, and the spadix develops into bright red-orange berries in summer. The foliage disappears completely in summer in our climate, then new leaves emerge in autumn.\u003c\/p\u003e\n\n \u003cp\u003eArum italicum does not require \u003cstrong\u003especific vernalization\u003c\/strong\u003e , i.e. an imposed cold period, to induce flowering. Its flowering depends mainly on the accumulation of a minimum biomass, reached in \u003cstrong\u003e4 to 7 years\u003c\/strong\u003e depending on growing conditions, and on respecting its natural seasonal cycle, rather than on controlled exposure to cold.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e \u003cstrong\u003eLandscape applications and professional markets\u003c\/strong\u003e\n\u003c\/h2\u003e\n\n\u003cp\u003e Arum italicum proves to be a versatile ornamental plant, particularly relevant for professional landscaping thanks to its ability to beautify often difficult areas and its strong naturalization capacity.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eTechnical positioning in development\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n \u003cp\u003eThis species is ideally suited to \u003cstrong\u003eshaded to semi-shaded areas\u003c\/strong\u003e , making it an excellent choice for planting spaces under trees, along north-facing walls, or in undergrowth where other plants struggle to thrive. In clumps, Arum italicum adds a touch of elegance with its distinctive foliage and bushy habit, allowing it to create dense ground cover in shady areas. It also fits perfectly around the edges of ponds and pools, enjoying cool to moist soils.\u003c\/p\u003e\n\n \u003cp\u003eArum italicum has a \u003cstrong\u003estrong naturalization capacity\u003c\/strong\u003e , which can be an asset for quickly covering large areas or difficult areas. It multiplies naturally by dividing the tubers (corms) and by spontaneous sowing. The seeds are disseminated by birds and even by ants, which facilitates the expansion of the plant cover over several seasons. However, this vigor of propagation makes it potentially invasive in certain regions where it has been introduced, notably in the United States and New Zealand. In France, it is not considered a protected or regulated species, but professional clients should be informed of its vigorous nature and the need for appropriate management in certain sensitive environments.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eBenefits for communities\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n \u003cp\u003eArum italicum offers several technical advantages for collective developments. Its hardiness down to \u003cstrong\u003e-10°C (or even -15°C in well-drained soil)\u003c\/strong\u003e allows it to adapt to most French climates, reducing the need for winter protection. Once established, it tolerates drought well, making it an economical and ecological choice, reducing maintenance costs and water consumption. Its versatility in terms of exposure (partial shade to light shade, or even partial sun) makes it adaptable to various urban contexts. In addition, it contributes to the reduction of urban heat islands and integrates well into ecological approaches to rainwater management. Its aesthetic appeal is prolonged: evergreen foliage in winter, flowering in spring, and decorative red fruits in autumn. For professional plantings, \u003cstrong\u003esize 6\/+\u003c\/strong\u003e bulbs are recommended for good recovery.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n \u003ch3\u003e\u003cstrong\u003eTechnical plant associations\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003e To create successful landscapes, Arum italicum is ideally associated with plants that share its preference for partial shade to shade, and cool, humus-rich, well-drained soils. These combinations aim to create foliage contrasts and ensure continued seasonal interest.\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eHostas (Hostaceae)\u003c\/strong\u003e : Their large foliage, available in many decorative varieties, perfectly complements the Arum. Their height of 30 to 60 centimeters is in line with that of the Arum italicum, and they fill the space after the Arum's summer dormancy.\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eFerns (Dryopteridaceae, Athyriaceae)\u003c\/strong\u003e : They provide a light texture and excellent shade tolerance. Examples like Dryopteris filix-mas or Athyrium niponicum are ideal companions.\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eHeuchera (Saxifragaceae)\u003c\/strong\u003e : Offering a magnificent array of foliage colors (from bronze to purple), Heuchera measure 30 to 50 centimeters and create striking contrasts with the variegated foliage of the Arum.\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eEpimedium (Berberidaceae)\u003c\/strong\u003e : These evergreen plants, with their discreet spring flowering and their height of 25 to 40 centimeters, are excellent companions.\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eCyclamen hederifolium (Primulaceae)\u003c\/strong\u003e : With their autumnal flowering and decorative winter foliage, they have a similar growing season to Arum italicum and are perfect at the front of flowerbeds, reaching 10 to 15 centimetres.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n \u003cp\u003eThe associations allow you to play on foliage contrasts (variegated Arum with solid greens or purples), to ensure year-round plant cover, and to create a stratification of heights. In terms of density, it is recommended to plant \u003cstrong\u003e6 to 9 bulbs per square meter\u003c\/strong\u003e of Arum italicum, supplemented by \u003cstrong\u003e3 to 10 plants per square meter\u003c\/strong\u003e of associated perennials, depending on their vigor.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e \u003cstrong\u003eBotanical references and classification\u003c\/strong\u003e\n\u003c\/h2\u003e\n\n\u003cp\u003e Arum italicum, although widely cultivated today, has a distinct botanical history. The plant was first scientifically described by \u003cstrong\u003ePhilip Miller in 1768.\u003c\/strong\u003e This designation \"Mill.\" is often appended to the full scientific name (Arum italicum Mill.) to indicate the botanical authority of its initial description.\u003c\/p\u003e\n\n \u003cp\u003eSeveral vernacular names are associated with this species in France, testifying to its presence and recognition in the local flora. It is known as \"Italian Arum\", \"Italian Gouet\", or more simply \"Gouet\". Other common names include \"false arum\" or \"calf's foot\", which may refer to the shape of its spathe or spadix. The etymology of the term \"Arum\" comes from the ancient Greek \"aron\", designating a plant of this type. \"Italicum\" refers to its Mediterranean origin, particularly from Italy, although its distribution is wider.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e \u003cstrong\u003eEcological interest and pollination\u003c\/strong\u003e\n\u003c\/h2\u003e\n\n\u003cp\u003e Beyond its ornamental appeal, Arum italicum plays an interesting ecological role, particularly in terms of pollination and contribution to biodiversity, aspects that can be valued by professionals involved in sustainable development.\u003c\/p\u003e\n\n \u003cp\u003eArum italicum is a food source for some pollinators, including bees and bumblebees. However, it is particularly attractive to \u003cstrong\u003esmall flies from the Nematocera group\u003c\/strong\u003e , including dung flies (dipterans of the Psychodidae and Sphaeroceridae families). This attraction mechanism is based on \"olfactory deception\": the plant emits odors that mimic those of fecal or decomposing matter, thus enticing these insects to visit its spathe.\u003c\/p\u003e\n\n \u003cp\u003eThe flowering of Arum italicum occurs in late winter or early spring, generally between \u003cstrong\u003eFebruary and April\u003c\/strong\u003e depending on the French region. The anthesis of each inflorescence lasts about \u003cstrong\u003etwo days\u003c\/strong\u003e , with a first female phase (receptive) followed by a male phase (pollen release). This opportunistic pollination, attracting various families of flies, ensures efficient reproduction. An inflorescence of Arum italicum can contain on average \u003cstrong\u003e61 female flowers\u003c\/strong\u003e and has the potential to produce about \u003cstrong\u003e330 (± 227) seeds per inflorescence\u003c\/strong\u003e , with a range from 47 to 835 seeds. The average fruiting results in \u003cstrong\u003e41 fruits and 83 seeds per infructescence\u003c\/strong\u003e , with a high fruiting rate of nearly \u003cstrong\u003e67.8%\u003c\/strong\u003e in the natural environment. This mode of reproduction, which is not very demanding as to the specificity of the pollinator, guarantees good proliferation of the species.\u003c\/p\u003e\n\n\u003chr\u003e\n\n \u003ch2\u003e\u003cstrong\u003eHealth and regulatory considerations\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003cp\u003e For professionals in the cultivation and sale of Arum italicum bulbs in France, several additional technical aspects are essential to consider for optimized crop management and complete information for customers.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eToxicity and safety measures\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n \u003cp\u003eIt is imperative to emphasize that \u003cstrong\u003eall parts of Arum italicum are toxic\u003c\/strong\u003e , with a particularly high concentration in the red\/orange berries that appear after flowering. This toxicity is mainly due to the presence of alkaloids and calcium oxalate crystals. Ingestion, even in small quantities (a few berries or leaf fragments), can cause rapid and severe symptoms, including oral and pharyngeal irritation (burning sensation, swelling) and digestive disorders such as nausea, vomiting and diarrhea. Cardiac or neurological disorders can occur in cases of massive ingestion. In adults, \u003cstrong\u003e1 to 2 berries\u003c\/strong\u003e are enough to cause marked digestive symptoms, and in children, accidental ingestion represents an increased risk. Contact with the sap can also cause skin reactions, contact dermatitis or eye irritation, hence the recommendation to wear gloves and protective clothing when handling the plant.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n \u003ch3\u003e\u003cstrong\u003eRegulatory status\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003e In France, Arum italicum is not currently a protected species nor is it subject to specific regulations regarding its sale or distribution. However, it is important to note that internationally, the species is considered invasive in certain regions, notably in the United States, Australia, and New Zealand, due to its high capacity for propagation. The plant spreads vigorously through vegetative propagation (tubers, bulbils) and seed dispersal, particularly by birds or small mammals. This invasive potential, although low in most French agricultural contexts, requires caution in sensitive natural environments.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eMultiplication techniques\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n \u003cp\u003eFor professional production, Arum italicum propagation is preferably done by \u003cstrong\u003edividing the tubers (corms)\u003c\/strong\u003e and harvesting the bulbils. This is the most reliable, efficient, and standardized method. The bulbils form naturally around the main tuber and can be separated by hand during the dormant season, either in late summer, early spring, or autumn. A well-developed bulbil can reach flowering in \u003cstrong\u003e2 to 3 years\u003c\/strong\u003e , sometimes as early as the second year under optimal conditions. This method guarantees clones that are genetically identical to the mother plant. Propagation by seed is possible but less common for professional use, as it is slower and the germination rate can be variable. Plants from seed generally take \u003cstrong\u003e3 to 5 years\u003c\/strong\u003e to flower.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eCut flower potential\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n \u003cp\u003eAlthough Arum italicum is decorative, it has limitations for cut flowers compared to species like Zantedeschia aethiopica. Its flower stems are generally \u003cstrong\u003e30 to 45 centimeters\u003c\/strong\u003e long, being less robust. Vase life is limited, from \u003cstrong\u003e3 to 7 days\u003c\/strong\u003e , compared to 10 to 14 days for Zantedeschia. In addition, its flower is not fragrant. Its interest for cut flowers lies rather in niche uses, for natural or wild bouquets, thanks to its graphic foliage (20-30 cm) and its bright red fruits, which offer post-flowering aesthetic interest.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eProduction yield\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n \u003cp\u003eIn professional cultivation, Arum italicum is mainly valued for its foliage and its ability to form a dense plant mat. A mature tuber generally produces \u003cstrong\u003e1 to 3 flower spathes per season\u003c\/strong\u003e , accompanied by a tuft of \u003cstrong\u003e5 to 10 leaves\u003c\/strong\u003e . A plantation reaches its optimal and constant flower production in \u003cstrong\u003e2 to 3 years\u003c\/strong\u003e . With a planting density of 10 to 15 bulbs per square meter, a yield of \u003cstrong\u003e10 to 45 flower stems per square meter per year\u003c\/strong\u003e can be estimated for a mature plantation. The plant tends to develop well and even reseed itself spontaneously, facilitating the expansion of the plant mat.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e \u003cstrong\u003ePhytosanitary management and crop rotation\u003c\/strong\u003e\n\u003c\/h2\u003e\n\n \u003cp\u003eTo limit phytosanitary risks and soil depletion, crop rotation is crucial. It is recommended to wait a minimum of \u003cstrong\u003e4 to 5 years\u003c\/strong\u003e before replanting Arum italicum on the same plot. It is advisable to avoid following it with other crops susceptible to the same soil diseases, particularly other Araceae (Colocasia, Zantedeschia) or other bulbous\/tuberous plants. Favoring \u003cstrong\u003ecereals, legumes, or non-bulbous vegetable crops\u003c\/strong\u003e (lettuce, carrot, spinach) in the rotation helps to clean the soil and improve its structure. The use of green manures (mustard, phacelia) is also beneficial.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eAdaptations to extreme conditions\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n \u003cp\u003eFaced with prolonged drought, Arum italicum, although resistant once established, requires supplementary watering ( \u003cstrong\u003e15-20 mm per week\u003c\/strong\u003e ) for young plants or in intensive cultivation, supplemented by organic mulching of \u003cstrong\u003e4 to 5 centimeters\u003c\/strong\u003e to limit evaporation. In the event of very harsh winters (temperatures below -10°C or prolonged frost), abundant mulching ( \u003cstrong\u003e10-15 cm of dead leaves or mulch\u003c\/strong\u003e ) is recommended. For potted crops, wintering under unheated shelter is recommended as soon as temperatures drop below \u003cstrong\u003e-5°C\u003c\/strong\u003e , and it is important to limit watering during winter dormancy.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eHealth diagnosis and deficiencies\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n \u003cp\u003eVisual and physiological indicators can be used to assess the health of Arum italicum. A healthy plant is characterized by glossy green leaves, often marbled with silvery white, that are firm and waxy, with no yellowing or browning. Tubers should be firm and roots white to light beige. Nutrient deficiencies are indicated by \u003cstrong\u003eyellowing between the veins\u003c\/strong\u003e (iron, magnesium), \u003cstrong\u003ebrowning of the edges\u003c\/strong\u003e (potassium), stunted growth, and pale (nitrogen) or distorted (calcium) leaves. Wilting indicates a lack of water, while yellowing and rotting tubers indicate overwatering and poor drainage.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e \u003cstrong\u003eHarvesting and preservation of produce\u003c\/strong\u003e\n\u003c\/h2\u003e\n\n \u003cp\u003eThe tubers are harvested \u003cstrong\u003ein late summer or early autumn\u003c\/strong\u003e (mid-August to late September), when the foliage is completely dried. The tubers, \u003cstrong\u003e3 to 5 cm in diameter\u003c\/strong\u003e , must be firm and free of defects. After harvesting, drying for \u003cstrong\u003e2 to 3 days\u003c\/strong\u003e in a dry, ventilated place is necessary before storing them at \u003cstrong\u003e10-15°C with 60-70% humidity\u003c\/strong\u003e , in boxes with a slightly damp material such as vermiculite or peat, for a maximum of \u003cstrong\u003e3 to 4 months\u003c\/strong\u003e before replanting.\u003c\/p\u003e\n\n\u003cp\u003e For seeds, harvesting takes place in autumn ( \u003cstrong\u003eSeptember-October\u003c\/strong\u003e ) when the berries are ripe. After extraction and cleaning, the seeds must be dried and then subjected to \u003cstrong\u003ecold stratification\u003c\/strong\u003e (3 to 5°C in the refrigerator for \u003cstrong\u003e3 to 6 months\u003c\/strong\u003e ) in a mixture of moist peat or vermiculite, in order to break their dormancy.\u003c\/p\u003e\n\n\u003chr\u003e\n\n \u003ch2\u003e\u003cstrong\u003eTo summarize: Our Arum italicum 'Marmoratum' bulbs\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003cp\u003e As \u003cstrong\u003ea specialist wholesale supplier of Arum italicum bulbs\u003c\/strong\u003e , \u003cstrong\u003eBulbiverse\u003c\/strong\u003e supports you in the success of your shade beds or winter plantings with a professional range of \u003cstrong\u003eArum italicum 'Marmoratum'\u003c\/strong\u003e bulbs. This variety is distinguished by its highly decorative silver marbled leaves, persistent in winter, and its elegant spring flowering. Our size 6\/+ bulbs guarantee rapid establishment and vigorous growth from the first season.\u003c\/p\u003e\n\n \u003cp\u003eOur \u003cstrong\u003erange of Arum italicum 'Marmoratum' bulbs\u003c\/strong\u003e is designed to meet the technical requirements of horticulturists, landscapers, and communities seeking sustainable naturalization or evergreen ground cover. Professional packaging allows for easy planting in the fall, ensuring optimal rooting before winter. \u003cstrong\u003eBuying Arum italicum 'Marmoratum' bulbs\u003c\/strong\u003e from us means choosing a reliable, hardy plant with strong ornamental power.\u003c\/p\u003e\n\n \u003cp\u003eWhether for your re-vegetation projects or your urban developments, you benefit from the expertise of \u003cstrong\u003eBulbiverse\u003c\/strong\u003e , a specialist wholesale \u003cstrong\u003esupplier of Arum italicum bulbs\u003c\/strong\u003e . Don't wait any longer to \u003cstrong\u003ebuy Arum italicum 'Marmoratum' bulbs\u003c\/strong\u003e at the best price. Available in calibrated bulbs, selected for their robustness, their tolerance to diseases and their excellent leaf development. For your orders, trust a \u003cstrong\u003especialist wholesale supplier of Arum italicum bulbs\u003c\/strong\u003e . Do you need additional information? Do not hesitate to \u003cstrong\u003ebuy Arum italicum 'Marmoratum' bulbs\u003c\/strong\u003e today.\u003c\/p\u003e\n\n","products":[{"product_id":"frs25001320050020252026","title":"Untreated flower bulbs Arum italicum marmoratum size 6\/+ (3200500)","description":"","brand":"FRS25001","offers":[{"title":"Default Title","offer_id":50403296936283,"sku":null,"price":0.26,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0840\/3507\/6443\/files\/Arum_italicum.webp?v=1744895643"},{"product_id":"frs25001320050020252026particulier","title":"Untreated flower bulbs Arum italicum marmoratum size 6\/+ (3200500) for individuals","description":null,"brand":"FRS25001","offers":[{"title":"Default Title","offer_id":51383546478939,"sku":null,"price":0.46,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0840\/3507\/6443\/files\/Arum_italicum_b428f5f4-a62f-4b46-8909-5c4f99ae9a1e.webp?v=1758544339"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0840\/3507\/6443\/collections\/Arum_italicum_ef32382c-b8f8-4077-aec2-ff288719f4c2.webp?v=1751289938","url":"https:\/\/bulbesdefleurs.com\/en\/collections\/acheter-vos-bulbes-de-arum-professionnels.oembed","provider":"Floriverse - Econome à Légumes","version":"1.0","type":"link"}