When can I plant California Poppy in Zone 12a

Before planting it is a good idea to find our USDA Zone info to determine our garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

It's possible to estimate when it's the best time to plant california poppy by referring to the USDA zone info for Zone 12a.


Planting Calendar for California Poppy

Frost tolerance for california poppy: Tolerant of a very small amount of frost.
When you should plant them: Up to 3 weeks before last frost.

Since california poppy are one of those plants that can tolerate a tiny bit of cold weather you can plant them a bit earlier in the year than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant california poppy
Possibly ok, but a risky time to plant california poppy
Probably not a good time to plant california poppy

The earliest that you can plant california poppy in Zone 12a is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant california poppy and expect a good harvest is probably November. If you wait any later than that and your california poppy may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your california poppy indoors.

Last Frost Date

In Zone 12a it never frosts. We can expect an average low temperature of 50°F in the coldest months of winter.

Since the USDA zone info for Zone 12a is an average our actual date of last frost can change quite a bit from year to year. Since it never frosts in Zone 12a you do not have to be ready to protect your california poppy in the event of a surprise late frost.

USDA Zone Info for Zone 12a

Here is the info for USDA Zone 12a.

Average Date of Last Frost (spring)Never
Average Date of First Frost (fall)Never
Lowest Expected Low50°F
Highest Expected Low55°F

This means that on a really cold year, the coldest it will get is 50°F. On most years you should be prepared to experience lows near 55°F.

Plants to Grow in Zone 12a

You may be interested in our other planting guides for Zone 12a.