When can I plant Cuphea in Zone 11b

One of the best tools that we have as gardeners to help us figure out our gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

The earliest that you can plant cuphea in Zone 11b can be determined by looking at the USDA zone info.


Planting Calendar for Cuphea

Frost tolerance for cuphea: Not tolerant of frost.
When you should plant them: After the last frost has passed.

Since cuphea do not do well in cold weather it's important to wait until after the last frost before you can plant them.

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

The earliest that you can plant cuphea in Zone 11b 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 cuphea and expect a good harvest is probably November. You probably don't want to wait any later than that or else your cuphea may not have a chance to fully mature. You can get started a little bit earlier by starting your cuphea indoors.

Last Frost Date

In Zone 11b it never frosts. In the coldest months of winter we can expect an average low temperature of 45°F.

It's important to remember that USDA zone info for Zone 11b is an average and our actual date of last frost will vary from year to year. Since it never frosts in Zone 11b you do not have to be ready to protect your cuphea if we have a surprise late frost.

USDA Zone Info for Zone 11b

Here is the info for USDA Zone 11b.

Average Date of Last Frost (spring)Never
Average Date of First Frost (fall)Never
Lowest Expected Low45°F
Highest Expected Low50°F

This means that on a really cold year, the coldest it will get is 45°F. On most years you should be prepared to experience lows near 50°F.

Plants to Grow in Zone 11b

You may be interested in our other planting guides for Zone 11b.