One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Beaverton should be used to determine when it's a good idea to plant field peas.

Planting Calendar for Field Peas

Frost tolerance for field peas:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Field Peas are moderately cold tolerant which means that you can plant them earlier than other frost tender plants.

The earliest that you can plant field peas in Beaverton 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 field peas and expect a good harvest is probably September. If you wait any later than that and your field peas may not have a chance to fully mature. If you are starting your field peas indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost is on March 15 in Beaverton. It might get as low as 15°F during the coldest months of winter.

Remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Beaverton and it is different every year. Half of the time in Beaverton you get a frost after March 15 so be sure to be ready to protect your field peas if you have a surprise late frost.

USDA Zone Info for Beaverton

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Beaverton

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