The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In San Juan Capistrano you can determine when to plant tropical hibiscus by using the USDA zone info.

Planting Calendar for Tropical Hibiscus

Frost tolerance for tropical hibiscus:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

You can not plant tropical hibiscus until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant tropical hibiscus 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 tropical hibiscus and expect a good harvest is probably September. If you wait any later than that and your tropical hibiscus may not have a chance to fully mature. You can get started a few weeks earlier by starting your tropical hibiscus indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on 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 is an average the actual date of last frost can change quite a bit from year to year. Half of the time in San Juan Capistrano there is a last frost after January 31 so make sure that you are prepared to protect your tropical hibiscus if you have one of those late frosts.

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 Low	30°F
Highest Expected Low	35°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.