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.

The best time to plant snow peas in Mount Vernon should be estimated by referring to 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 a lot earlier in the year than more sensitive plants.

The earliest that you can plant snow peas in Mount Vernon 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 grow to maturity. You can get started a little bit earlier by starting your snow peas indoors.

Last Frost Date

The average date of last frost is April 15 in Mount Vernon. In the coldest months of winter you should expect an average low temperature of -10°F.

Since the USDA zone info for Mount Vernon is an average the actual date of last frost is different every year. Half of the time in Mount Vernon there is a last frost after April 15 so always be ready to cover your snow peas if you have a surprise late frost.

USDA Zone Info for Mount Vernon

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 Mount Vernon

You may be interested in your other planting guides for Mount Vernon.