Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. 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 Cadillac should be reffered to in order to figure out when it's possible to plant browallia.

Planting Calendar for Browallia

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

It's 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 Cadillac 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. You can get started a little bit earlier by starting your browallia indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Cadillac. You should expect an average low temperature of -20°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Cadillac is just an average and the actual date of last frost will vary from year to year. Half of the time in Cadillac there is a last frost after April 15 so make sure that you are ready to cover your browallia if you have one of those late frosts.

USDA Zone Info for Cadillac

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Cadillac

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