One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant mexican feather grass in Thief River Falls can be estimated by checking out the USDA zone info.

Planting Calendar for Mexican Feather Grass

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

Since mexican feather grass are moderately cold tolerant you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant mexican feather grass in Thief River 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 mexican feather grass and expect a good harvest is probably August. You probably don't want to wait any later than that or else your mexican feather grass may not have a chance to grow to maturity. If you are starting your mexican feather grass indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Thief River Falls the average date of last frost happens on May 15. It might get as low as -35°F during the coldest months of winter.

Since the USDA zone info for Thief River Falls is not always accurate the actual date of last frost is different every year. Half of the time in Thief River Falls you get a frost after May 15 so make sure that you are prepared to cover your mexican feather grass in the event of one of those late frosts.

USDA Zone Info for Thief River Falls

Here is the info for USDA Zone 3b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-35°F
Highest Expected Low	-30°F

This means that on a really cold year, the coldest it will get is -35°F. On most years you should be prepared to experience lows near -30°F.

Plants to Grow in Thief River Falls

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