The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of getting a good idea when it's a good idea to plant beets is to check out the USDA zone info for Great Falls.

Planting Calendar for Beets

Frost tolerance for beets:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Beets are one of those plants that can tolerate a little bit of cold weather which tells us that you can plant them earlier than more sensitive plants.

The earliest that you can plant beets in Great Falls 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 beets and expect a good harvest is probably August. If you wait any later than that and your beets may not have a chance to really do well. If you are starting your beets indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Great Falls the average date of last frost happens on May 15. In the coldest months of winter you can expect an average low temperature of -30°F.

Since the USDA zone info for Great Falls is just an average the actual date of last frost will vary from year to year. Since half of the time in Great Falls you get surprised by a frost after May 15 be ready to cover your beets if you have one of those late frosts.

USDA Zone Info for Great Falls

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 Great Falls

You may be interested in your other planting guides for Great Falls.