One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's a good idea to figure out when to plant snow peas by looking at the USDA zone info for Oak Lawn.

Planting Calendar for Snow peas

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

Snow peas do ok in pretty solid cold which means that you can plant them a lot earlier in the year than more sensitive plants.

The earliest that you can plant snow peas in Oak Lawn 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. Any later than that and your snow peas may not have a chance to fully mature. If you are starting your snow peas indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Oak Lawn the average date of last frost happens on April 15. It might get as low as -10°F during the coldest months of winter.

Always keep in mind that USDA zone info for Oak Lawn is an average and the actual date of last frost will vary from year to year. Since half of the time in Oak Lawn there is a last frost after April 15 be ready to protect your snow peas in the event of one of those late frosts.

USDA Zone Info for Oak Lawn

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Oak Lawn

You may be interested in your other planting guides for Oak Lawn.