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

In Tustin you can estimate when to plant firebush by checking out the USDA zone info.

Planting Calendar for Firebush

Frost tolerance for firebush:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since firebush are not cold tolerant it's important to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant firebush in Tustin 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 firebush and expect a good harvest is probably September. Any later than that and your firebush may not have a chance to fully mature. Starting your firebush indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on January 31 in Tustin. You should expect an average low temperature of 30°F in the coldest months of winter.

Remember that USDA zone info for Tustin is an average and the actual date of last frost changes from year to year. Half of the time in Tustin you get a frost after January 31 so just be sure to be ready to protect your firebush if you have a surprise late frost.

USDA Zone Info for Tustin

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 Tustin

You may be interested in your other planting guides for Tustin.