One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Royal Palm Beach can be reviewed to figure out when you can plant browallia.

Planting Calendar for Browallia

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

Since browallia require warm weather it's important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant browallia in Royal Palm 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 browallia and expect a good harvest is probably September. If you wait any later than that and your browallia may not have a chance to fully mature. Starting your browallia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Royal Palm Beach. In the coldest months of winter you should expect an average low temperature of 30°F.

Just be sure to remember that USDA zone info for Royal Palm Beach is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Royal Palm Beach you get a frost after January 31 so always be ready to protect your browallia in the event of one of those late frosts.

USDA Zone Info for Royal Palm Beach

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 Royal Palm Beach

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