What Plants Grow Well In 91001?
The USDA hardiness zone is 10b in the 91001 zip code. 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 91001's climate based on this hardiness zone.
Learn more about climate conditions on our page for Altadena's plant hardiness zone.
You can also look up the USDA growing zone for 91001 directly to see the temperature data behind these planting recommendations.

Hoeing Ain't Easy Garden Sign

Small Greenhouse Kit

Shiitake Mushroom Kit

Fiskars Garden Harvest Basket

Self Watering Plant Pots
Trees for 91001
Fruits for 91001
Flowers for 91001
Vegetables for 91001


Planting Advice for 91001
Have questions about planting in 91001's climate? Check out our FAQ below for answers to common questions about growing plants in the area.
Zip code 91001 is in USDA hardiness zone 10b, which means plants there can survive temperatures as low as 35 to 40°F each year.
Best Time to Plant in Altadena
Check the growing calendar for Altadena at the Old Farmer's Almanac to see the best planting times for the region.

Metal Seed Storage Box

Rustic Iron Garden Trellis

Naughty Garden Gnome Statue

Deluxe Plastic Watering Can

Cute Foldable Straw Bow Hat
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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.
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