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.

A way of figuring out when it's a good idea to plant firebush is to check out the USDA zone info for Poway.

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 has passed before you can plant them.

The earliest that you can plant firebush in Poway is March. However, you really should wait until April 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. You probably don't want to wait any later than that or else your firebush may not have a chance to fully mature. If you are starting your firebush indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in Poway. You should expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Poway is just an average the actual date of last frost is different every year. Since half of the time in Poway it frosts late in the year after February 15 be ready to cover your firebush in the event of a late frost.

USDA Zone Info for Poway

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Poway

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