The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of making a decision about when to plant snow peas is to use the USDA zone info for Stillwater.

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 do well in cold you can plant them quite a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant snow peas in Stillwater is March. However, you really should wait until April 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 August. If you wait any later than that and your snow peas may not have a chance to really do well. Starting your snow peas indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on May 15 in Stillwater. You should expect an average low temperature of -25°F in the coldest months of winter.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Stillwater and it will vary from year to year. Since half of the time in Stillwater there is a last frost after May 15 be ready to cover your snow peas in the event of a late frost.

USDA Zone Info for Stillwater

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Stillwater

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