What Plants Grow Well In 94503?
The USDA hardiness zone is 9b in the 94503. 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 94503's climate based on this hardiness zone.
Learn more hardiness zones on our page for American Canyon's growing zone.

Seed Starting Trays

Brass Decorative Faucet Handle

Metal Seed Storage Box

Raised Garden Planter

Shiitake Mushroom Kit
Trees for 94503
Fruits for 94503
Flowers for 94503
Vegetables for 94503


Planting Advice for 94503
Have questions about planting in 94503's climate? Check out our FAQ below for answers to common questions about growing plants in the area.
Zip code 94503 is in USDA hardiness zone 9b, which means plants there can survive temperatures as low as 25 to 30°F each year.
Best Time to Plant in American Canyon
Check the growing calendar for American Canyon at the Old Farmer's Almanac to see the best planting times for the region.

Shiitake Mushroom Kit

Brass Decorative Faucet Handle

Raised Garden Bed Kit

Worm Composting Kit

Hoeing Ain't Easy Garden Sign

Looking for more recommendations for 94503? Follow us on Instagram for even more gardening and homesteading tips and tricks.
Other Towns in California
We have plant recommendations for most towns in California. 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
California 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.
To see our latest gardening and homesteading projects, you can find us on Facebook, Instagram, and TikTok.