One of the first steps you take when you are determining 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.

You can estimate when you can plant parsnip in Crookston by using the USDA zone info.

Planting Calendar for Parsnip

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

Parsnip are one of those plants that can tolerate a little bit of cold weather which means that you can get them planted earlier than plants that are more sensitive to the cold.

The earliest that you can plant parsnip in Crookston 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 parsnip and expect a good harvest is probably August. If you wait any later than that and your parsnip may not have a chance to fully mature. You can get started a little bit earlier by starting your parsnip indoors.

Last Frost Date

The average date of last frost is May 15 in Crookston. In the coldest months of winter you should expect an average low temperature of -30°F.

Since the USDA zone info for Crookston is not always accurate the actual date of last frost will vary from year to year. Half of the time in Crookston it frosts late in the year after May 15 so always be ready to cover your parsnip 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.