When to Plant Parsnip in Edwardsville, IL

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to figure out when it's possible to plant parsnip by referring to the USDA zone info for Edwardsville.


Planting Calendar for Parsnip

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

Parsnip are moderately cold tolerant which means that you can plant them a little bit earlier than other plants that might not handle the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant parsnip
Possibly ok, but a risky time to plant parsnip
Probably not a good time to plant parsnip

The earliest that you can plant parsnip in Edwardsville is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant parsnip and expect a good harvest is probably September. Any later than that and your parsnip may not have a chance to fully mature. Starting your parsnip indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Edwardsville the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -10°F.

Since the USDA zone info for Edwardsville is an average the actual date of last frost changes from year to year. Since half of the time in Edwardsville it frosts late in the year after April 15 be ready to cover your parsnip in the event of a surprise late frost.

USDA Zone Info for Edwardsville

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-10°F
Highest Expected Low-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Edwardsville

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