Best Plants For Altadena, CA


A variety of plants are suitable for Altadena's climate. According to our data, the growing zone for the area is 10a, with average annual lows of 30 to 35 degrees Fahrenheit. Scroll down for a full list of the best plants for Altadena, CA based on our analysis of the region's climate.
Trees for Altadena
Fruits for Altadena
Flowers for Altadena
Vegetables for Altadena
Frequently Asked Questions
Have questions about plants for your area? Check out our FAQ below for quick answers to common questions about what plants grow best in the Altadena, CA climate.
Some of the best vegetables for Altadena, CA include beets, bell peppers and bush beans. Other recommended vegetables include Cabbage, Carrots and Collard Greens based on Altadena's USDA hardiness zone.
Map of CA Hardiness Zones


Choosing plants based on the growing zone for Altadena ensures that your plants will be able to survive the lowest annual temperatures in your area of California.

Metal Seed Storage Box

Large Greenhouse Kit

Worm Composting Kit

Hoeing Ain't Easy Garden Sign

Rustic Iron Garden Trellis
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.
Need Gardening Gear?
The Plant Guide Online has selected some of our favorite products to help you with your next growing project. From seed starting trays and fertilizers to decor and lifestyle items, we think you'll love what we've selected.

Hydroponic Garden Grow Kit

Brass Watering Can

Large Greenhouse Kit

Deluxe Plastic Watering Can

Self Watering Plant Pots

Altadena's Temperature
USDA Growing Zone: 10a
Zip Codes: 91104, 91001, 91003
Longitude: -118.1346
Latitude: 34.1927
Lowest Avg Temperatures (F): 30 to 35
The USDA growing zone is 10a in Altadena, CA. This is a measure of the lowest temperature that a plant can survive, helping to decide what plants would be suitable for the region's climate. According to our records, the average annual extreme minimum temperature in Altadena is 30 to 35 degrees Fahrenheit. If you would like to learn more, visit our page on the growing zone for Altadena, CA.
Map of Altadena

Metal Arbor Trellis

Small Greenhouse Kit

Deluxe Plastic Watering Can

Metal Seed Storage Box

Wooden Chicken Coop
All Towns In CA
Tools You'll Love
The Plant Guide Online has selected some of our favorite products to help you with your next growing project. From seed starting trays and fertilizers to decor and lifestyle items, we think you'll love what we've selected.

Brass Watering Can

Cluck Around Sign

Large Greenhouse Kit

Deluxe Plastic Watering Can

Rustic Iron Garden Trellis
Plants For Other States
Looking for the best plants in a different area of the United States? Click on a button below to find plants that are ideal for that state's temperatures.

Large Greenhouse Kit

Shiitake Mushroom Kit

Brass Decorative Faucet Handle

Self Watering Plant Pots

Fiskars Garden Harvest Basket
To see our latest gardening and homesteading projects, you can find us on Facebook, Instagram, and TikTok.