The USDA Zone info is a great tool for gardeners to help us estimate 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.

A way of getting a good idea when it's possible to plant brunfelsia is to examine the USDA zone info for Imperial Beach.

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 a bad idea to plant brunfelsia until after the last frost has passed because they require warm weather.

The earliest that you can plant brunfelsia in Imperial Beach 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. If you wait any later than that and your brunfelsia may not have a chance to grow to maturity. You can get started a little bit earlier by starting your brunfelsia indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Imperial Beach. You can expect an average low temperature of 35°F in the coldest months of winter.

Since the USDA zone info for Imperial Beach is an average the actual date of last frost will vary from year to year. Half of the time in Imperial Beach there is a last frost after January 31 so be sure to be ready to protect your brunfelsia if you have a late frost.

USDA Zone Info for Imperial Beach

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Imperial Beach

You may be interested in your other planting guides for Imperial Beach.