One of the best tools that you have as gardeners to help us figure out 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.

You should be able to figure out when it's possible to plant browallia by looking at the USDA zone info for Mount Sterling.

Planting Calendar for Browallia

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

It's probably a bad idea to plant browallia until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant browallia in Mount Sterling is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant browallia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your browallia may not have a chance to really do well. You can get started a few weeks earlier by starting your browallia indoors.

Last Frost Date

The average date of last frost is April 15 in Mount Sterling. You can expect an average low temperature of -5°F in the coldest months of winter.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Mount Sterling and it changes from year to year. Half of the time in Mount Sterling it frosts late in the year after April 15 so make sure that you are ready to cover your browallia in the event of one of those late frosts.

USDA Zone Info for Mount Sterling

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Mount Sterling

You may be interested in your other planting guides for Mount Sterling.