Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By referring to the USDA zone info for Jackson you will be able to estimate when it's a good idea to plant parsnip.

Planting Calendar for Parsnip

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

Parsnip do well in mild cold which means that you can plant them a little bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant parsnip in Jackson 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. You probably don't want to wait any later than that or else your parsnip may not have a chance to fully mature. Starting your parsnip 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 Jackson. It might get as low as -25°F during the coldest months of winter.

Since the USDA zone info for Jackson is an average the actual date of last frost is different every year. Half of the time in Jackson you get surprised by a frost after May 15 so always be ready to cover your parsnip in the event of a late frost.

USDA Zone Info for Jackson

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Jackson

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