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

It's possible to estimate when it's a good idea to plant morning glory by checking out the USDA zone info for Crookston.

Planting Calendar for Morning Glory

Frost tolerance for morning glory:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Morning Glory do not do well in cold weather which means that it's important to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant morning glory in Crookston is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant morning glory and expect a good harvest is probably August. If you wait any later than that and your morning glory may not have a chance to really do well. Starting your morning glory indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on May 15 in Crookston. It might get as low as -30°F during the coldest months of winter.

Since the USDA zone info for Crookston is not always accurate the actual date of last frost changes from year to year. Half of the time in Crookston there is a last frost after May 15 so be sure to be ready to cover your morning glory if you have a late frost.

USDA Zone Info for Crookston

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 Crookston

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