What Plants Grow Well In 04103?
The USDA hardiness zone is 6a in the 04103. This zone is a measure of the lowest temperature that a plant can survive, and helps determine what plants would grow best in the area's climate. Below you'll find a list of the best plants for 04103's climate based on this hardiness zone.
Learn more hardiness zones on our page for Portland's growing zone.

Raised Garden Planter

Brass Decorative Faucet Handle

Raised Garden Bed Kit

Stainless Steel Garden Tool Set

Seed Starting Trays
Trees for 04103
Fruits for 04103
Flowers for 04103
Vegetables for 04103

Planting Advice for 04103
Have questions about planting in 04103's climate? Check out our FAQ below for answers to common questions about growing plants in the area.
Zip code 04103 is in USDA hardiness zone 6a, which means plants there can survive temperatures as low as -10 to -5°F each year.
Best Time to Plant in Portland
Check the growing calendar for Portland at the Old Farmer's Almanac to see the best planting times for the region.

Worm Composting Kit

Hoeing Ain't Easy Garden Sign

Brass Watering Can

Shiitake Mushroom Kit

Stainless Steel Garden Tool Set

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Other Towns in Maine
We have plant recommendations for most towns in Maine. Select a town from the list below to find the best plants for your area based on the latest climate information.
Best Plants By State
Maine not the right state? We have plant recommendations for every state, town and zip code in the United States. Choose a state from the list below to find the best plants for your area.
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