The USDA Zone info is a great tool for gardeners to help us determine 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.

A way of estimating when it's a good idea to plant snow peas is to use the USDA zone info for Palos Park.

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 quite a bit of cold which tells us that you can plant them earlier in the year than other frost tender plants.

The earliest that you can plant snow peas in Palos Park 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. If you wait any later than that and 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 couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Palos Park. In the coldest months of winter you should expect an average low temperature of -15°F.

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Palos Park and it will vary from year to year. Since half of the time in Palos Park last frost occurs after April 15 be ready to cover your snow peas in the event of one of those late frosts.

USDA Zone Info for Palos Park

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 Palos Park

You may be interested in your other planting guides for Palos Park.