One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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.

One way of figuring out when it's a good idea to plant snow peas is to examine the USDA zone info for Harrisonville.

Planting Calendar for Snow peas

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

You can plant snow peas much earlier in the year because they are very cold tolerant.

The earliest that you can plant snow peas in Harrisonville 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 grow to maturity. Starting your snow peas indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Harrisonville. It might get as low as -10°F during the coldest months of winter.

It's important to remember that the actual date of last frost is an average because it is based on the USDA zone info for Harrisonville and it will vary from year to year. Since half of the time in Harrisonville last frost occurs after April 15 be ready to cover your snow peas if you have a late frost.

USDA Zone Info for Harrisonville

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 Harrisonville

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