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Can You Grow Microgreens in Iowa?

US · USDA Zone 5a · zones 4a, 4b, 5a, 5b

Grows well here

Microgreens grow indoors here regardless of outdoor conditions — they are a year-round indoor crop.

Plant zones

1a–11b

Iowa last frost

mid-April

Iowa first frost

mid-October

Days to harvest

7–21 days

When to plant Microgreenses in Iowa

Direct sow

Apr 15

Harvest

Apr 22 – May 6

Dates are approximate, based on Iowa's average frost dates. Your exact yard may vary by microclimate.

About Microgreens

Microgreens grow indoors in any zone any climate — they need no garden just a tray some soil and light.

Sow seeds densely in a shallow tray with seed-starting mix. Keep moist and bright or under a grow light. Harvest with scissors just above soil level when first true leaves appear.

Full microgreens growing guide →

Gardening in Iowa

Iowa has a humid continental climate with cold winters and warm summers. Most of the state is Zone 5a-5b. Excellent for cool-season crops and hardy fruits.