Frost Dates for Los Angeles, CA 90011

Last spring frost Frost-free zone · First fall frost Frost-free zone · 365 frost-free days · USDA Zone 10b

Frost probability for 90011

Frost10%50%90%
Spring (last frost)———
Fall (first frost)———

Dates come from NOAA 1971–2000 freeze probabilities at the nearest reporting station (3.5 km away); the 50% date is the median year.

Frost dates by ZIP code in Los Angeles, CA

ZIPLast spring frost (50%)First fall frost (50%)Zone
90011——10b
90044——10b
90003——10b
90037——10b
90026——10b
90022——10b
90019——10b
90004——10b
90034——10b
90042——10a
90066——10b
90001——10b
90006——10b
90002——10b
90024——10b
90047——10b
90018——10b
90063——10b
90046——10b
90057——10b
90027——10b
90025——10b
90016——10b
90033——10b
90065——10a
90023——10b
90032——10b
90043——10b
90045——10b
90036——10b
90005——10b
90020——10b
90007——10b
90059——10b
90012——10b
90049——10b
90031——10b
90029——10b
90008——10b
90028——10b
90062——10b
90017——10b
90061——10b
90035——10b
90039——10b
90041——10a
90038——10b
90064——10b
90015——10b
90068——10b
90048——10b
90013——10b
90040——10b
90014——10b
90056——10b
90077——10b
90089——Zone 10+
90010——10b
90067——10b
90058——10b
90021——10b
90073——10b
90071——Zone 10+
90052——10b
90079——10b
90095——10b

Month by month in Los Angeles

MonthWhat to do
JanuaryPlant cool-season crops: lettuce, spinach, broccoli, peas, and carrots.
FebruaryDirect sow brassicas and root vegetables. Start warm-season seedlings indoors.
MarchTransplant warm-season crops outdoors. Sow beans, cucumbers, and squash.
AprilMain warm-season planting window. Direct sow melons and sweet corn.
MaySuccession plant lettuce. Keep beds irrigated as temperatures climb.
JuneMonitor for heat stress. Harvest zucchini and cucumbers frequently.
JulyHarvest regularly to encourage continued production. Watch for pests.
AugustStart fall cool-season crops: broccoli, kale, beets, and carrots.
SeptemberPlant fall lettuce, spinach, arugula, and radishes.
OctoberHarvest mature crops. Direct sow cold-tolerant greens.
NovemberPlant garlic and onion sets. Harvest cool-season crops through the month.
DecemberPlant cool-season crops for winter harvest. Plan next year's garden.

What grows in a 365-day season

Frequently Asked Questions

What is the last frost date for Los Angeles, CA (ZIP 90011)?

Los Angeles, CA is frost-free in most years, so there's no last spring frost date to plan around.

What is the first fall frost date in Los Angeles, CA?

Los Angeles, CA is frost-free in most years, so there's no first fall frost date to plan around.

How long is the growing season in Los Angeles, CA?

The frost-free growing season in Los Angeles is year-round. This window — from your last spring frost to your first fall frost — is when warm-season vegetables thrive. Cold-hardy crops like kale, spinach, and peas can extend your season by weeks on either side.

What USDA hardiness zone is Los Angeles, CA?

Based on frost date patterns, Los Angeles falls approximately in 10b. USDA hardiness zones are determined by average annual minimum winter temperatures and guide both plant selection and planting timing for your location.

When should I start tomatoes indoors in Los Angeles, CA?

Los Angeles is a frost-free zone, so you can start tomatoes and transplant at any time of year. Focus on heat management rather than frost timing.

Nearby and related