Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant firebush in Sunnyvale can be figured out 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.

You should not plant firebush until after the last frost because they require warm weather.

The earliest that you can plant firebush in Sunnyvale 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. If you wait any later than that and your firebush may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your firebush indoors.

Last Frost Date

On average the last frost is on February 15 in Sunnyvale. In the coldest months of winter you should expect an average low temperature of 25°F.

It's important to remember that USDA zone info for Sunnyvale may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Sunnyvale there is a last frost after February 15 so just be sure to be ready to protect your firebush in the event of one of those late frosts.

USDA Zone Info for Sunnyvale

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 Sunnyvale

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