Planting Instructions for Swiss Chard Seeds

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Swiss Chard Planting and Care Guide

Quick Facts About Swiss Chard

Used in salads and cooked like spinach, Swiss Chard is full of nutritious value. It contains 13 different polyphenol antioxidants including the cardio-protective flavonoid, kaempferol. It also contains an additional flavonoid called syringic acid which has had quite a large amount of current research done due to its properties that help regulate blood sugar. In addition to the antioxidants, Swiss Chard herb has vitamins E and K, along with magnesium, manganese and potassium.

Planting Time

Swiss Chard seeds can be started indoors 4 - 6 weeks prior to the last heavy frost. Or, directly sow the seeds in the garden in early spring with a few frosts still expected.

Planting Location

Swiss Chard plants like full sun and rich, well-draining soil.

How to Plant Swiss Chard

  • Start Swiss Chard seeds in starter flats
  • Cover with 1/4 inch soil
  • Keep the flats moist and warm
  • Harden off the seedlings and transplant out once the plant has 3 - 4 true leaves
  • Or, work the garden soil 8 inches in depth
  • Sow the seeds every 2 inches, press the seeds gently in and cover 1/4 inch with soil
  • Keep moist for germination
  • Thin seedlings to 4 - 6 inches apart

Care And Maintenance

  • Swiss Chard plants need consistent irrigations to get established
  • Water soluable fertilizer can be used every other week once the plant is 5 inches in height
  • Harvest once the leaves are 8 - 10 inches long
  • Cut the outer leaves first, leaving about 1 - 2 inches of plant
  • Harvest until first frost in the fall
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