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How to Transplant Horseradish

Horseradish, Armoracia rusticana, is a perennial in the mustard family native to Europe and western Asia. It is grown chiefly for its pungent roots, which are grated to form a fiery condiment. The young leaves, however, make a tangy addition to salads when chopped, tasting much like nasturtium leaves. The plant grows best in sun with a deep, rich soil to nourish the roots. Since these make their best growth after midsummer, the best time to harvest is in late fall after the leaves have been killed by frost but before the ground freezes.

Things You'll Need

  • Shovel
  • Organic matter such as compost, manure or peat moss
  • Horseradish starts
  • 10-10-10 fertilizer
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Instructions

    • 1

      Spread a 1- to 2-inch-thick layer of organic matter, such as compost or manure, over the top of your horseradish bed and mix thoroughly with the ground beneath it to a depth of 8 to 10 inches. This should be done as early in spring as the ground can be worked to give the horseradish roots the maximum amount of time to grow.

    • 2

      Dig a trench in your prepared ground and lay your horseradish starts, often called sets, in the trench horizontally or at a 45 degree angle with the top higher than the bottom. One or two sets should produce enough for a home gardener. Use sets about a finger's width in diameter and 12 to 18 inches long. Be sure that the roots are all facing in the same direction.

    • 3

      Cover the sets with 4 to 8 inches of soil, planting more deeply in sandy soil or in hot summer areas. This will give you a slightly elevated mound about 2 feet wide. Water thoroughly.

    • 4

      Once the leaves appear above the ground, fertilize with 10-10-10 fertilizer, either liquid or granular, according to the directions on the package.