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.

The USDA zone info for Coldwater should be reffered to in order 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 has passed.

It's probably not a good idea to plant browallia until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant browallia in Coldwater 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 really do well. 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 April 15 in Coldwater. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Coldwater is not always accurate the actual date of last frost will vary from year to year. Half of the time in Coldwater there is a last frost after April 15 so just be sure to be ready to protect your browallia in the event of one of those late frosts.

USDA Zone Info for Coldwater

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Coldwater

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