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.

You should be able to estimate when to plant browallia by looking at the USDA zone info for Stratford.

Planting Calendar for Browallia

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

You really shouldn't plant browallia until after the last frost has passed because they are not cold tolerant.

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

Last Frost Date

On average all chance of frost has passed is on April 15 in Stratford. In the coldest months of winter you should expect an average low temperature of 0°F.

Just be sure to remember that USDA zone info for Stratford is just an average and the actual date of last frost changes from year to year. Since half of the time in Stratford you get surprised by a frost after April 15 be ready to protect your browallia in the event of a late frost.

USDA Zone Info for Stratford

Here is the info for USDA Zone 7a.

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

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

Plants to Grow in Stratford

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