One of the best tools that you have as gardeners to help us estimate 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.

In Zone 10a you can estimate when you can plant crossandra by using the USDA zone info.

Planting Calendar for Crossandra

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

You should not plant crossandra until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant crossandra in Zone 10a 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 crossandra and expect a good harvest is probably September. Any later than that and your crossandra may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your crossandra indoors.

Last Frost Date

On average all chance of frost has passed is on January 31 in Zone 10a. In the coldest months of winter you should expect an average low temperature of 30°F.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Zone 10a and it will vary from year to year. Since half of the time in Zone 10a you get surprised by a frost after January 31 be ready to protect your crossandra if you have one of those late frosts.

USDA Zone Info for Zone 10a

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 Zone 10a

You may be interested in your other planting guides for Zone 10a.