Before planting it is a good idea to find your USDA Zone info to determine 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.

A common way of figuring out when it's possible to plant parsnip is to refer to the USDA zone info for Evanston.

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 moderate cold which means that you can plant them earlier than other frost tender plants.

The earliest that you can plant parsnip in Evanston 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. If you wait any later than that and your parsnip may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your parsnip indoors.

Last Frost Date

The average date of last frost is April 15 in Evanston. It might get as low as -20°F during the coldest months of winter.

It's important to remember that USDA zone info for Evanston is not always accurate and the actual date of last frost is different every year. Half of the time in Evanston there is a last frost after April 15 so make sure that you are prepared to cover your parsnip in the event of a late frost.

USDA Zone Info for Evanston

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Evanston

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