Encyclopedia
Definitive guides for crops, pests, and agricultural diseases.
Iceberg Lettuce
Iceberg lettuce is a crisphead type of lettuce prized for its dense, round heads, high water content, and exceptional crunch. Although often considered simple, it is actually one of the more exacting lettuces to grow well because uniform moisture, cool temperatures, and careful timing are essential for tight head formation and premium quality.
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Ilama (Genova Red)
Ilama (Genova Red) is a rare, red-skinned variant of the ilama fruit tree, prized for its creamy, custard-like flesh with sweet strawberry notes. Native to Central America, this subtropical crop thrives in warm climates and produces heart-shaped fruits weighing 1-3 pounds. This guide provides expert cultivation techniques for high yields and superior fruit quality.
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Ildi Tomato
Ildi Tomato is a compact, high-yielding cherry-type cultivar prized for its early maturity, sweet flavor, and continuous fruit production on determinate vines. It excels in both container and open-field production, offering excellent disease resistance and adaptability across a wide range of climates. Professional growers value its reliable performance and market appeal for fresh eating and processing.
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Ilex aquifolium
Ilex aquifolium, commonly known as English holly or European holly, is a broadleaf evergreen shrub or small tree prized for its glossy, spiny leaves and bright red winter berries. It is widely cultivated for ornamental hedges, topiary, cut foliage, and holiday decorations. Professional growers value its resilience, longevity, and low-maintenance nature once established.
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Illabong Rice
Illabong Rice is a unique variety of rice known for its adaptability and quality grain yield. Perfect for growers seeking a resilient crop with moderate care requirements, Illabong Rice thrives in wetland conditions.
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Illinois bundleflower
Illinois bundleflower is a native North American perennial legume valued for forage, wildlife habitat, and soil improvement. It fixes nitrogen effectively and tolerates a wide range of soils, making it a resilient choice for sustainable agriculture.
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Illuppai Poo Samba Rice
Illuppai Poo Samba is a traditional rice variety from Tamil Nadu, India, known for its unique aroma. It is popular for its medium-sized grains that are ideal for making idli and dosa batter.
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Imbe (Garcinia livingstonei)
Imbe, or Garcinia livingstonei, is a tropical evergreen tree prized for its juicy, aromatic fruits with a tangy-sweet flavor reminiscent of mango and citrus. Native to southern Africa, it thrives in humid subtropical climates and offers commercial potential for fresh markets, juices, and preserves. This guide provides expert cultivation techniques for optimal yields.
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Imperator Carrot
Imperator carrot is a classic long, slender, high-sugar market carrot type prized for its smooth roots, strong color, and fresh-market appeal. It performs best in deep, loose, stone-free soil and requires more precise moisture and fertility management than shorter carrot types because its roots are especially prone to forking, cracking, and misshaping under stress.
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Incredible Sweet Corn
Incredible Sweet Corn is a popular sugary-enhanced sweet corn variety prized for its large ears, strong vigor, and excellent fresh-eating quality. It performs especially well in home gardens and market plots where growers want reliable germination, broad adaptability, and a generous harvest window with good sweetness and texture.
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Indian Jujube (Ber - Gola)
Indian Jujube (Ber - Gola) is a resilient subtropical fruit tree prized for its sweet, apple-like fruits and exceptional drought tolerance. This comprehensive guide covers everything from soil preparation and propagation to pest management and harvesting techniques for optimal yields. Ideal for small farms and home orchards in arid regions.
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Indian Jujube (Ber - Umran)
Indian Jujube, known as Ber Umran, is a drought-tolerant fruit tree prized for its sweet, apple-like fruits and resilience in arid climates. This comprehensive guide covers cultivation from soil preparation to harvest, offering professional techniques for optimal yields. Ideal for small farms seeking low-maintenance, high-value crops.
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indiangrass
Indiangrass is a tall, warm-season native perennial bunchgrass prized for forage, biomass, wildlife habitat, and erosion control. It thrives across the central and eastern United States with deep roots, high drought tolerance, and late-season seed production that supports pollinators and birds.
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Indigo Root
Indigo Root is a fast-growing leguminous shrub cultivated primarily for its leaves, which yield the historic blue dye indigo. This guide covers soil, climate, planting, care, pests, harvest, and companion strategies for commercial and small-farm production.
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Indigo Rose Tomato
Indigo Rose Tomato is a striking purple-skinned cherry tomato cultivar prized for its high anthocyanin content and rich flavor. Developed for both ornamental appeal and antioxidant benefits, it thrives in full sun with consistent moisture and well-drained soil. This guide covers every stage of successful cultivation from seed to storage.
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Industrial Hemp
Industrial hemp is a fast-growing annual fiber, grain, and multipurpose field crop selected for low THC content and strong agronomic performance. When matched to the right cultivar, soil structure, and planting density, it can produce excellent bast fiber, hurd, or seed yields while also improving crop rotation diversity.
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Inga edulis
Inga edulis, commonly known as ice-cream bean or guama, is a fast-growing tropical legume tree prized for its sweet, edible pulp and exceptional nitrogen-fixing capabilities. This guide delivers professional-grade cultivation practices for home gardeners and commercial growers seeking sustainable yields in suitable climates.
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IR64 Rice
IR64 Rice is a high-yielding, semi-dwarf rice variety developed for its resilience and adaptability in diverse growing conditions. Known for its delicious taste and short growth duration, it is a popular choice among farmers.
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Iris
Iris is a diverse genus of perennial flowering plants prized for its striking blooms and adaptability in ornamental and cut-flower production. The guide covers botanical traits, ideal soil and climate conditions, planting methods, seasonal care, organic pest and disease control, harvesting, and companion planting strategies for commercial and home growers.
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Irwin Mango
Irwin Mango is a premium dessert mango cultivar valued for its attractive red blush, fiber-light flesh, consistent quality, and manageable tree structure compared with many vigorous mango types. It performs best in frost-free subtropical to tropical climates with excellent drainage, careful irrigation management, and disciplined canopy training to balance vegetative growth with reliable flowering and fruit set.
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Isis Candy Tomato
Isis Candy Tomato is a rare, high-sugar cherry-type heirloom prized for its intense sweetness, complex flavor, and striking appearance. This vigorous indeterminate variety produces abundant clusters of small, candy-striped fruits ideal for fresh eating and specialty markets.
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Ivory Teff
Ivory Teff is a light-seeded form of teff valued for its fine grain, fast maturity, drought tolerance, and adaptability to marginal soils when drainage is good. It is a warm-season annual cereal traditionally associated with the Horn of Africa, where it has long been prized for both grain and forage, especially for producing high-quality flour and soft, pale injera.
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Ivy Gourd (Kundru)
Ivy Gourd, also known as Kundru or Coccinia grandis, is a fast-growing tropical vine native to parts of Africa and Asia. It is cherished for its edible green fruits, which are often used in Indian and Southeast Asian cuisines.
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Jaboticaba
Jaboticaba, scientifically known as Plinia cauliflora, is a unique tropical fruit tree notorious for bearing fruit directly on its trunk and branches, making it a prized ornamental and edible crop in subtropical agriculture. While not a pest itself, severe infestations of pests like [scale insects](/wiki/scale-insects) and fungal diseases such as [anthracnose](/wiki/anthracnose) can ravage jaboticaba trees, leading to significant yield losses. This guide provides definitive diagnostic and management strategies for healthy jaboticaba cultivation.
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