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How to Grow Watercress in an Apartment

Watercress is a perennial herb that the average homeowner or apartment dweller can grow. People use watercress in soups and salads because it has a spicy, peppery flavor. Nutritionally, watercress provides fiber and vitamin C. The only difficulty in growing this herb is to keep the soil constantly damp, but you don't need a running stream to grow watercress in an apartment.

Things You'll Need

  • Pot or bucket
  • Compost
  • Dibble
  • Container
  • All-purpose fertilizer
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Instructions

    • 1

      Examine the watercress to find stalks with roots. If you buy watercress at the grocery store, place it in water for three days, which encourages the stalks to form roots.

    • 2

      Fill a large pot or bucket with compost. The pot or bucket has to have drainage holes on the bottom. Leave the soil 3 to 4 inches below the pot's rim.

    • 3

      Firm the compost with your hands.

    • 4

      Water the compost until it's well-saturated. The water should run out of the drainage holes. Allow the container or bucket to sit for an hour or until the water stops coming out of the drainage holes.

    • 5

      Insert a dibble into the compost to make a hole. Keep the holes 2 inches from the pot's rim, and allow at least 4 inches of space between each hole.

    • 6

      Place the rooted end of the watercress into the hole. Firm the soil around the stem with your fingers.

    • 7

      Water the watercress again. Watercress needs ample moisture to grow, so water the plants every day to keep the compost damp.

    • 8

      Insert the pot or bucket into a larger container to hold any water that comes out the drainage holes. Do not allow the water to become stagnant. Empty the water from the container once a week.

    • 9

      Locate a cool, shady area to grow the watercress. In about a month, the watercress will be established and growing.

    • 10

      Feed the watercress after it begins producing new shoots. Mix and apply an all-purpose fertilizer according to label directions.