When to Plant Peas in Lemont, IL

One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Lemont should be reviewed to determine when it's a good idea to plant peas.


Planting Calendar for Peas

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

Peas do ok in a bit of cold which tells us that you can plant them a lot earlier in the year than other plants that might not handle the cold.

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

The earliest that you can plant peas in Lemont 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 peas and expect a good harvest is probably September. You probably don't want to wait any later than that or else your peas may not have a chance to fully mature. You can get started a few weeks earlier by starting your peas indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Lemont. In the coldest months of winter you can expect an average low temperature of -15°F.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Lemont and it is different every year. Half of the time in Lemont there is a last frost after April 15 so make sure that you are ready to protect your peas in the event of a surprise late frost.

USDA Zone Info for Lemont

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 Lemont

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