The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Stone Park you can estimate when you can plant parsnip by reviewing 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.

Since parsnip do well in moderate cold you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant parsnip in Stone Park 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. You probably don't want to wait any later than that or else your parsnip may not have a chance to really do well. You can get started a couple of weeks earlier by starting your parsnip indoors.

Last Frost Date

In Stone Park the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Stone Park is just an average the actual date of last frost is different every year. Since half of the time in Stone Park it frosts late in the year after April 15 be ready to cover your parsnip if you have one of those late frosts.

USDA Zone Info for Stone Park

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Stone Park

You may be interested in your other planting guides for Stone Park.