When to Plant Field Peas in Wilmington, IL

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.

You will be able to determine when it's possible to plant field peas by referring to the USDA zone info for Wilmington.

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Planting Calendar for Field Peas

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

Field Peas tend to make it in a little bit of cold which tells us that you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

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

The earliest that you can plant field peas in Wilmington 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 field peas and expect a good harvest is probably September. If you wait any later than that and your field peas may not have a chance to really do well. If you are starting your field peas indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Wilmington. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Wilmington is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Wilmington you get a frost after April 15 be ready to cover your field peas if you have one of those late frosts.

USDA Zone Info for Wilmington

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 Wilmington

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