When to Plant Cuphea in San Juan Capistrano, CA

One of the first steps you take when you are making a decision about your gardening schedule is find your 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.

In San Juan Capistrano you can determine when to plant cuphea by checking out the USDA zone info.

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Planting Calendar for Cuphea

Frost tolerance for cuphea: Not tolerant of frost.
When to plant: After the last frost when the weather gets warmer.

It's a bad idea to plant cuphea until after all chance of frost has passed because they do not do well in cold weather.

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 San Juan Capistrano is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant cuphea and expect a good harvest is probably September. You probably don't want to wait any later than that or else your cuphea may not have a chance to grow to maturity. If you are starting your cuphea indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is January 31 in San Juan Capistrano. You can expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for San Juan Capistrano may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in San Juan Capistrano it frosts late in the year after January 31 be ready to cover your cuphea if you have a surprise late frost.

USDA Zone Info for San Juan Capistrano

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)January 31
Average Date of First Frost (fall)December 15
Lowest Expected Low30°F
Highest Expected Low35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in San Juan Capistrano

You may be interested in your other planting guides for San Juan Capistrano.