One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant browallia in Zone 12a should be estimated by looking at the USDA zone info.

Planting Calendar for Browallia

Frost tolerance for browallia:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since browallia do not do well in cold weather you need to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant browallia in Zone 12a is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant browallia and expect a good harvest is probably November. You probably don't want to wait any later than that or else your browallia may not have a chance to really do well. If you are starting your browallia indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Zone 12a it never frosts. In the coldest months of winter you should expect an average low temperature of 50°F.

Since the USDA zone info for Zone 12a is just an average the actual date of last frost is different every year. Since it never frosts in Zone 12a you do not have to be ready to protect your browallia if you have a late frost.

USDA Zone Info for Zone 12a

Here is the info for USDA Zone 12a.

Average Date of Last Frost (spring)	Never
Average Date of First Frost (fall)	Never
Lowest Expected Low	50°F
Highest Expected Low	55°F

This means that on a really cold year, the coldest it will get is 50°F. On most years you should be prepared to experience lows near 55°F.

Plants to Grow in Zone 12a

You may be interested in your other planting guides for Zone 12a.