Armoracia rusticana, known as horseradish, is a perennial plant of the family Brassicaceae. It is a root vegetable, cultivated and used worldwide as a spice and as a condiment. The species is probably native to southeastern Europe and western Asia
Horse-radish Care
Armoracia rusticana
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Armoracia rusticana, commonly called horseradish, is a somewhat coarse vegetable that is grown for its pungent, fleshy roots which are harvested and grated to make sauces or relishes. Plant features large, variably sized (up to 2' long), dock-like, toothed, shiny, dark green leaves and insignificant, whitish flowers which appear in summer in terminal panicles. An extremely vigorous plant that crowds out most weeds and is itself weed-like, with a very spreading growth habit (particularly if the roots are not harvested every year). Genus name comes from the classical Latin name of a related plant. Specific epithet means pertaining to the country.
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How to Care for the Plant
Water
Horseradish is not a demanding plant, but you will get better-quality roots if you keep the soil well watered, so the roots do not get woody.
Fertilizer
Feed or side dress your plants every three to four weeks. You can fertilize with compost, compost tea, or a commercial 10-10-10 vegetable fertilizer (following the product instructions).
Sunlight
In general, horseradish is a forgiving plant that can handle a wide range of settings. Ideally, however, horseradish thrives in full sun or partial shade.
Soil
Horseradish likes a slightly acidic to neutral soil pH of about 6.0 to 7.5. A loose soil rich in organic matter will produce the best roots.
Temperature
This plant can be grown in the areas with the lowest winter temperatures of −34.4°C (−30°F). Horseradish likes cool weather. Its ideal daytime temperatures range from 7 to 24°C (45 to 75°F).
Popularity
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