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How to Transplant Nasturtiums

Growing nasturtiums from seed or purchasing nursery-grown transplants gives the plants a head start on the growing season, resulting in earlier blooming and fuller plants. Nasturtiums germinate readily indoors when started four to six weeks before the last spring frost date. The plants have sensitive roots that don't tolerate handling or damage during transplanting. Plantable peat pots go directly in the ground, so there's no need to expose the roots. Use these pots for seed starting or purchase transplants grown in the peat pots when choosing nasturtiums for transplanting.

Things You'll Need

  • Compost
  • Trowel
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Instructions

    • 1

      Set the nasturtiums outdoors on a patio or other area protected from intense sunlight and wind. Water the plants as needed to keep the soil moist. Leave the nasturtiums outdoors for five to seven days to acclimate, bringing them inside only if frost threatens.

    • 2

      Incorporate a 2-inch layer of compost into the top 6 to 8 inches of a full-sun garden bed. Choose a bed that provides optimum drainage, as nasturtiums cannot tolerate soggy soil.

    • 3

      Dig a hole that equals the depth of the nasturtium pot. Make the hole two to three times wider than the pot.

    • 4

      Tear the rim off the peat pot so the edge of the pot is level with the soil inside. Peat wicks moisture out of the soil if allowed to stick up above the surrounding soil level.

    • 5

      Set the entire pot in the planting hole. Fill in the hole with the surrounding soil, covering the torn rim of the pot with soil.

    • 6

      Water the nasturtiums thoroughly after transplanting. Keep the soil moist, but not soggy, by irrigating one to two times a week. The pot decomposes into the soil.