When to Plant Snow peas in Wilmington, IL

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant snow peas in Wilmington can be figured out by using the USDA zone info.


Planting Calendar for Snow peas

Frost tolerance for snow peas: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Since snow peas are very cold tolerant you can plant them much earlier in the year than other plants that might not handle the cold.

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

The earliest that you can plant snow 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 snow peas and expect a good harvest is probably September. You probably don't want to wait any later than that or else your snow peas may not have a chance to really do well. If you are starting your snow peas indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Wilmington. In the coldest months of winter you should expect an average low temperature of -15°F.

It's important to remember that USDA zone info for Wilmington is just an average and the actual date of last frost is different every year. Half of the time in Wilmington you get a frost after April 15 so make sure that you are ready to cover your snow peas if you have a late frost.

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.