HomePotato › Grow in Maine

Can You Grow Potato in Maine?

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

Grows well here

Potatoes grow well here — plant after last frost and expect a harvest in 70-120 days.

Plant zones

3a–10b

Maine last frost

mid-April

Maine first frost

mid-October

Days to harvest

70–120 days

When to plant Potatoes in Maine

Direct sow

Apr 15

Harvest

Jun 24 – Aug 13

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

About Potato

Potatoes are one of the most calorie-dense garden crops and can be grown in bags barrels or garden beds.

Plant certified seed potatoes after last frost. Hill soil up around stems as they grow to increase yield. Harvest after plants die back. Never eat green potatoes — solanine is toxic.

Full potato growing guide →

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.

See what grows well in Maine →

Frequently asked questions

Can you grow Potato in Maine?

Potatoes grow well here — plant after last frost and expect a harvest in 70-120 days.

What zone is Maine?

Maine spans USDA Zone 5a (3b, 4a, 4b, 5a, 5b).

When do you plant Potatoes in Maine?

Plant Potatoes Apr 15, harvest Jun 24 – Aug 13.