Encyclopedia
Definitive guides for crops, pests, and agricultural diseases.
Yam (Dioscorea trifida - Cush-cush)
Dioscorea trifida, commonly known as Cush-cush yam, is a tropical tuber crop prized for its small, sweet, and starchy tubers that are a dietary staple across the Caribbean and parts of South America. This climbing vine requires warm temperatures, well-drained soils, and a long growing season to produce high-quality yields. The following guide delivers professional-grade, practical advice for successful cultivation.
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Yard Long Bean (Green Pod)
Yard Long Bean, also known as the Chinese long bean, is a vigorous climbing vine producing slender, long pods that are commonly used in Asian cuisine. These beans thrive in warm climates and rich soils, making them an attractive crop for home gardeners and small-scale farmers.
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Yard Long Bean (Red Noodle)
The Yard Long Bean, also known as Red Noodle bean, is a versatile and strikingly vibrant-colored legume known for its lengthy pods and rapid growth in warm climates.
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Yarrow
Yarrow (Achillea millefolium) is a resilient perennial herb renowned for its feathery foliage, clusters of tiny flowers, and medicinal properties. Thriving in poor soils and dry conditions, it attracts pollinators and serves as a dynamic companion plant in gardens and farms. This guide provides expert techniques for propagation, care, pest management, and harvest to maximize its benefits.
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Yarrow Root
Yarrow Root is the fibrous underground system of the perennial herb Achillea millefolium, valued for its medicinal properties and soil-building benefits. This deep-diving guide covers every stage of cultivation from soil preparation through harvest and storage.
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Yellow Dock Root
Yellow Dock Root is a hardy perennial herb valued for its deep taproot, which has long been used in traditional herbalism and as a dynamic accumulator in regenerative agriculture. It thrives in disturbed soils and serves as both a medicinal crop and a soil-improving pioneer species. This guide covers professional-grade cultivation practices for reliable root production.
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Yellow Onion (Walla Walla)
Yellow Onion (Walla Walla) is a famous long-day sweet onion known for its large, globe to slightly flattened bulbs, mild flavor, and exceptional fresh-eating quality. Best adapted to cool temperate regions with long summer days, it rewards careful soil preparation and moisture management with juicy, low-pungency bulbs that are prized for slicing, grilling, and market sales.
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Yellow Pear Tomato
Yellow Pear Tomato is an indeterminate heirloom variety prized for its small, pear-shaped yellow fruits with a sweet, mild flavor. This vigorous producer excels in home gardens and small farms, offering high yields and excellent disease resistance when grown with proper care.
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Yellow Stuffer Tomato
Yellow Stuffer Tomato is a large, hollow heirloom-style tomato prized for its thick walls and mild, sweet flavor that makes it ideal for stuffing and culinary presentations. It offers reliable yields when grown with proper attention to soil fertility, consistent moisture, and disease management. This guide delivers professional-grade, field-tested advice for successful home and market production.
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yew
European yew is a long-lived evergreen conifer valued for its dense foliage, ornamental hedging, and historically significant wood. It is grown commercially for taxane compounds used in pharmaceuticals and as a premium landscape plant.
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Yucca
Yucca is a drought-tolerant perennial crop valued for its edible roots, ornamental foliage, and fiber. It thrives in arid and semi-arid climates with minimal irrigation and poor soils. This guide covers complete production practices from soil preparation through harvest and storage.
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Yukon Gold Potato
Yukon Gold is a famous yellow-fleshed potato cultivar valued for its smooth tan skin, shallow eyes, buttery flavor, and reliable all-purpose kitchen performance. It is an early- to mid-season variety that rewards growers with attractive, medium-sized tubers when planted in cool weather, fertile loose soil, and carefully managed moisture.
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Yumepirika Rice
Yumepirika Rice is a premium short-grain rice variety prized for its glossy and plump grains, predominantly cultivated in Hokkaido, Japan. It requires meticulous care in ideal conditions to achieve its superior quality, making it an excellent choice for sushi and other gourmet dishes.
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Yuzu
Yuzu is a cold-tolerant East Asian citrus prized for its intensely aromatic rind and sharply acidic juice. Unlike dessert citrus, it is grown primarily for culinary fragrance, high-value specialty markets, and ornamental appeal, making careful site selection and moisture management essential for long-term productivity.
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Zenith Rice
Zenith Rice is a high-yielding, medium-grain rice known for its adaptability and resistance to common diseases. It's ideal for cultivation in diverse climatic conditions, offering farmers a reliable and productive crop option.
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Zinnia
Zinnia is a fast-growing, heat-loving annual prized by commercial growers and home gardeners alike for its vivid, long-lasting blooms and exceptional pollinator value. This definitive guide covers every stage from soil preparation through harvest and post-harvest handling, delivering professional-grade, field-tested practices for maximum yield and vase life.
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Zucchini
Zucchini is a fast-growing summer squash prized for its heavy yields, tender immature fruits, and long harvest window when managed correctly. With warm soil, consistent moisture, strong pollination, and vigilant pest control, it can be one of the most productive crops in a home garden or market plot.
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Zucchini (Cocozelle)
Zucchini (Cocozelle) is an Italian heirloom summer squash prized for its long, slender fruits with distinctive dark-and-light green striping, fine texture, and excellent flavor at a range of harvest stages. Compared with many modern cylindrical zucchini types, Cocozelle is often more elegant in shape, slightly firmer in flesh, and highly productive when grown in warm, fertile soil with steady moisture and aggressive pest prevention.
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Zucchini (Costata Romanesco)
Zucchini (Costata Romanesco) is a unique Italian heirloom variety known for its ribbed skin and nutty flavor. It's favored for its high yields and nutty taste, making it a popular choice among gardeners and cooks alike.
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Zucchini (Eight Ball)
Zucchini (Eight Ball) is a circular squash variety known for its unique shape and versatility in culinary uses. It is an easy-to-grow plant suitable for home gardeners and small-scale farmers, thriving in warm climates with well-drained soil.
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Zucchini (Golden Glory)
Golden Glory zucchini is an easy-to-grow, vibrant yellow summer squash variety appreciated for its firm texture and mild taste. Ideal for both home gardeners and commercial growers, this variety yields large harvests with proper care.
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Zucchini (Grey)
Grey zucchini is a productive summer squash known for its pale green to gray-green skin, tender flesh, and heavy yields over a long warm-season harvest window. It performs best in fertile, well-drained soil with steady moisture, high pollinator activity, and vigilant protection against common cucurbit pests and diseases.
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Zucchini (Ronde de Nice)
Zucchini (Ronde de Nice) is a classic French heirloom summer squash prized for its round, tender fruits, compact habit, and exceptional flavor when harvested young. Unlike elongated supermarket zucchini, this cultivar is especially valued for stuffing, dense kitchen-garden productivity, and attractive Mediterranean character.
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