When to Plant Firebush in Union City, CA

The USDA Zone info is a great tool for gardeners to help us determine your gardening 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 chance to plant firebush in Union City can be determined by referring to 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 you really should wait until after the last frost when the weather gets warmer before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant firebush
Possibly ok, but a risky time to plant firebush
Probably not a good time to plant firebush

The earliest that you can plant firebush in Union City 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. You probably don't want to wait any later than that or else your firebush may not have a chance to grow to maturity. If you are starting your firebush indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Union City the average date of last frost happens on January 31. You should expect an average low temperature of 30°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Union City and it will vary from year to year. Since half of the time in Union City it frosts late in the year after January 31 be ready to cover your firebush if you have a late frost.

USDA Zone Info for Union City

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 Low30°F
Highest Expected Low35°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 Union City

You may be interested in your other planting guides for Union City.