Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can figure out when you can plant browallia in Gardiner by referring to the USDA zone info.

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 when the weather gets warmer because they require warm weather.

The earliest that you can plant browallia in Gardiner 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. 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 April 15 in Gardiner. You should expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Gardiner may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Gardiner last frost occurs after April 15 be ready to cover your browallia in the event of a late frost.

USDA Zone Info for Gardiner

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 Gardiner

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