One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Zone 13a should be looked at to determine when it's a good idea to plant california poppy.

Planting Calendar for California Poppy

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

California Poppy are barely cold tolerant which tells us that you can plant them slightly earlier than plants that are more sensitive to the cold.

The earliest that you can plant california poppy in Zone 13a 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. You probably don't want to wait any later than that or else your california poppy may not have a chance to fully mature. You can get started a little bit earlier by starting your california poppy indoors.

Last Frost Date

In Zone 13a it never frosts. You can expect an average low temperature of 60°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Zone 13a and it will vary from year to year. Since it never frosts in Zone 13a you do not have to be ready to protect your california poppy in the event of a late frost.

USDA Zone Info for Zone 13a

Here is the info for USDA Zone 13a.

Average Date of Last Frost (spring)	Never
Average Date of First Frost (fall)	Never
Lowest Expected Low	60°F
Highest Expected Low	65°F

This means that on a really cold year, the coldest it will get is 60°F. On most years you should be prepared to experience lows near 65°F.

Plants to Grow in Zone 13a

You may be interested in your other planting guides for Zone 13a.