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Can You Grow Broccoli in Wyoming?
US · USDA Zone 4b · zones 3a, 3b, 4a, 4b, 5a, 5b
Broccoli grows well here as a spring or fall crop — time planting to avoid peak summer heat.
Plant zones
Wyoming last frost
Wyoming first frost
Days to harvest
When to plant Broccolis in Wyoming
Start indoors
Transplant
Harvest
Dates are approximate, based on Wyoming's average frost dates. Your exact yard may vary by microclimate.
About Broccoli
Broccoli is a cool-season crop that produces best in spring and fall when temperatures are moderate.
Start indoors 6-8 weeks before last frost for spring planting or direct sow in midsummer for fall. Harvest the main head before it flowers — side shoots continue producing after.
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.
Frequently asked questions
Can you grow Broccoli in Wyoming?
Broccoli grows well here as a spring or fall crop — time planting to avoid peak summer heat.
What zone is Wyoming?
Wyoming spans USDA Zone 4b (3a, 3b, 4a, 4b, 5a, 5b).
When do you plant Broccolis in Wyoming?
Plant Broccolis around mid-April (start indoors Mar 3), harvest Jun 14 – Jul 4.