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.

By reviewing the USDA zone info for Glendive it's possible to figure out when it's the best time to plant snow-in summer.

Planting Calendar for Snow-in Summer

Frost tolerance for snow-in summer:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since snow-in summer do well in moderate cold you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant snow-in summer in Glendive is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant snow-in summer and expect a good harvest is probably August. Any later than that and your snow-in summer may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your snow-in summer indoors.

Last Frost Date

In Glendive the average date of last frost happens on May 15. You should expect an average low temperature of -30°F in the coldest months of winter.

Since the USDA zone info for Glendive is just an average the actual date of last frost changes from year to year. Half of the time in Glendive you get a frost after May 15 so make sure that you are ready to cover your snow-in summer in the event of one of those late frosts.

USDA Zone Info for Glendive

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Glendive

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