The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Shawano should be reffered to in order to estimate when 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 moderate cold which tells us that you can plant them a little bit earlier than plants that are more sensitive to the cold.

The earliest that you can plant parsnip in Shawano 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. Any later than that and your parsnip may not have a chance to fully mature. If you are starting your parsnip indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Shawano. It might get as low as -25°F during the coldest months of winter.

Since the USDA zone info for Shawano is just an average the actual date of last frost is different every year. Since half of the time in Shawano you get surprised by a frost after May 15 be ready to protect your parsnip if you have a surprise late frost.

USDA Zone Info for Shawano

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 Shawano

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