One of the best tools that you have as gardeners to help us determine 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.

In Walla Walla you can determine when it's possible to plant peas by reviewing the USDA zone info.

Planting Calendar for Peas

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

Peas do well in cold weather which means that you can plant them much earlier in the year than other plants that might not handle the cold.

The earliest that you can plant peas in Walla Walla 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 peas and expect a good harvest is probably September. You probably don't want to wait any later than that or else your peas may not have a chance to really do well. You can get started a little bit earlier by starting your peas indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Walla Walla. It might get as low as 0°F during the coldest months of winter.

Always keep in mind that USDA zone info for Walla Walla is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Walla Walla you get a frost after April 15 be ready to protect your peas if you have one of those late frosts.

USDA Zone Info for Walla Walla

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Walla Walla

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