Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By using the USDA zone info for Covina you will be able to estimate when it's possible to plant brunfelsia.

Planting Calendar for Brunfelsia

Frost tolerance for brunfelsia:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's probably not a good idea to plant brunfelsia until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant brunfelsia in Covina 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 brunfelsia and expect a good harvest is probably September. You probably don't want to wait any later than that or else your brunfelsia may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your brunfelsia indoors.

Last Frost Date

The average date of last frost is January 31 in Covina. It might get as low as 30°F during the coldest months of winter.

Since the USDA zone info for Covina is an average the actual date of last frost changes from year to year. Half of the time in Covina there is a last frost after January 31 so make sure that you are ready to protect your brunfelsia if you have a late frost.

USDA Zone Info for Covina

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 Covina

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