Home › Broccoli › Grow in New Hampshire
Can You Grow Broccoli in New Hampshire?
US · USDA Zone 5b · zones 4a, 4b, 5a, 5b, 6a
Broccoli grows well here as a spring or fall crop — time planting to avoid peak summer heat.
Plant zones
New Hampshire last frost
New Hampshire first frost
Days to harvest
When to plant Broccolis in New Hampshire
Start indoors
Transplant
Harvest
Dates are approximate, based on New Hampshire'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 New Hampshire
New Hampshire has a humid continental climate. Coastal areas are Zone 5b-6a; northern mountains are Zone 4a-5a. Short growing seasons but productive for cool-season crops and berries.
Frequently asked questions
Can you grow Broccoli in New Hampshire?
Broccoli grows well here as a spring or fall crop — time planting to avoid peak summer heat.
What zone is New Hampshire?
New Hampshire spans USDA Zone 5b (4a, 4b, 5a, 5b, 6a).
When do you plant Broccolis in New Hampshire?
Plant Broccolis around early April (start indoors Feb 23), harvest Jun 6 – Jun 26.