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Can You Grow Basil in Connecticut?

US · USDA Zone 6a · zones 5b, 6a, 6b

Grows well here

Basil thrives here — it loves the summer heat your zone provides.

Plant zones

4a–11b

Connecticut last frost

early April

Connecticut first frost

late October

Days to harvest

30–60 days

When to plant Basils in Connecticut

Start indoors

Mar 3

Transplant

Apr 1

Harvest

May 1 – May 31

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

About Basil

Basil is the quintessential summer herb — heat-loving fast-growing and endlessly productive when harvested regularly.

Start indoors 4-6 weeks before last frost. Pinch flower buds to keep the plant producing leaves. Never let it set seed. Water at the base — wet leaves cause disease. Loves heat.

Full basil growing guide →

Gardening in Connecticut

Connecticut has a humid continental climate with warm summers and cold winters. Four distinct seasons support a classic New England growing calendar.

See what grows well in Connecticut →

Frequently asked questions

Can you grow Basil in Connecticut?

Basil thrives here — it loves the summer heat your zone provides.

What zone is Connecticut?

Connecticut spans USDA Zone 6a (5b, 6a, 6b).

When do you plant Basils in Connecticut?

Plant Basils around early April (start indoors Mar 3), harvest May 1 – May 31.