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Can You Grow Watercress in Maine?
US · USDA Zone 5a · zones 3b, 4a, 4b, 5a, 5b
Watercress grows well here if you keep its roots constantly wet — ideal for a shade container garden.
Plant zones
Maine last frost
Maine first frost
Days to harvest
When to plant Watercresses in Maine
Direct sow
Harvest
Dates are approximate, based on Maine's average frost dates. Your exact yard may vary by microclimate.
About Watercress
Watercress is a peppery, nutrient-dense aquatic green that loves cool, running water and partial shade — an easy container crop if you keep it constantly wet.
Grow in a container of rich soil kept standing in water, refreshed regularly. Harvest outer leaves often. Prefers cool shade to hot sun.
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 Watercress in Maine?
Watercress grows well here if you keep its roots constantly wet — ideal for a shade container garden.
What zone is Maine?
Maine spans USDA Zone 5a (3b, 4a, 4b, 5a, 5b).
When do you plant Watercresses in Maine?
Plant Watercresses Apr 15, harvest May 15 – Jun 14.