What Plants Grow Well In 90603?
The USDA hardiness zone is 10b in the 90603. 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 90603's climate based on this hardiness zone.
Learn more hardiness zones on our page for Whittier's growing zone.

Metal Seed Storage Box

Hoeing Ain't Easy Garden Sign

Deluxe Plastic Watering Can

Wooden Chicken Coop

Reusable Grow Bags
Trees for 90603
Fruits for 90603
Flowers for 90603
Vegetables for 90603


Planting Advice for 90603
Have questions about planting in 90603's climate? Check out our FAQ below for answers to common questions about growing plants in the area.
Zip code 90603 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 Whittier
Check the growing calendar for Whittier at the Old Farmer's Almanac to see the best planting times for the region.

Wooden Chicken Coop

Reusable Grow Bags

Deluxe Plastic Watering Can

Self Watering Plant Pots

Hydroponic Garden Grow Kit

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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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