What Plants Grow Well In 20851?
USDA Growing Zone: 7b
Longitude: -77.1553
Latitude: 39.0834
Lowest Avg Temperatures (F): 5 to 10

The USDA growing zone is 7b in the 20851 zip code. This climate hardiness zone is a measure of the lowest temperature that a plant can survive, helping you to decide what plants would be suitable for your climate. We've already picked out a selection of the best plants for Rockville to help you get your next gardening project started.
We also have temperature requirement information and a map of U.S. hardiness zones over on our page on the growing zone for Rockville.

Brass Decorative Faucet Handle

Shiitake Mushroom Kit

Metal Arbor Trellis

Small Greenhouse Kit

Metal Seed Storage Box
Trees for 20851
Fruits for 20851
Flowers for 20851
Vegetables for 20851

Best Time to Plant in Rockville
Check the growing calendar for Rockville at the Old Farmer's Almanac to see the best planting times for the region.

Large Greenhouse Kit

Raised Garden Bed Kit

Fiskars Garden Harvest Basket

Hoeing Ain't Easy Garden Sign

Steel Hori Hori Weeding Knife

Other Towns in Maryland
We have plant recommendations for most towns in Maryland. 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
Maryland 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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