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Can You Grow Broccoli in Maine?
US · USDA Zone 5a · zones 3b, 4a, 4b, 5a, 5b
Broccoli grows well here as a spring or fall crop — time planting to avoid peak summer heat.
Plant zones
Maine last frost
Maine first frost
Days to harvest
When to plant Broccolis in Maine
Start indoors
Transplant
Harvest
Dates are approximate, based on Maine'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 Maine
Maine has a cool humid continental climate. Coastal areas are Zone 5b-6a; inland and northern Maine is Zone 3b-4a. Short summers but excellent for potatoes, blueberries, and cool crops.
Frequently asked questions
Can you grow Broccoli in Maine?
Broccoli grows well here as a spring or fall crop — time planting to avoid peak summer heat.
What zone is Maine?
Maine spans USDA Zone 5a (3b, 4a, 4b, 5a, 5b).
When do you plant Broccolis in Maine?
Plant Broccolis around mid-April (start indoors Mar 3), harvest Jun 14 – Jul 4.