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.

One way of getting a good idea when to plant browallia is to use the USDA zone info for Rockingham.

Planting Calendar for Browallia

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

Since browallia do not do well in cold weather you really should wait until after the last frost has passed before you can plant them.

The earliest that you can plant browallia in Rockingham 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 grow to maturity. Starting your browallia indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Rockingham. You can expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Rockingham may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Rockingham you get a frost after March 15 be ready to protect your browallia if you have one of those late frosts.

USDA Zone Info for Rockingham

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Rockingham

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