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Can You Grow Swiss Chard in Wyoming?

US · USDA Zone 4b · zones 3a, 3b, 4a, 4b, 5a, 5b

Grows well here

Swiss chard grows excellently here — cold-tolerant and productive continuously through the season.

Plant zones

2a–10b

Wyoming last frost

mid-April

Wyoming first frost

mid-October

Days to harvest

50–60 days

When to plant Swiss Chard in Wyoming

Direct sow

Apr 15

Harvest

Jun 4 – Jun 14

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

About Swiss Chard

Swiss chard is one of the most productive and cold-tolerant leafy greens — beautiful and nutritious.

Direct sow in spring or fall. Harvest outer leaves continuously. Survives light frost. More heat-tolerant than spinach. Excellent for containers and indoor growing under lights.

Full swiss chard growing guide →

Gardening in Wyoming

Wyoming has a semi-arid mountain climate with cold winters and short summers. Most of the state is Zone 4-5; protected low-elevation areas may reach Zone 5b-6a. Focus on hardy crops.