One of the first steps you take when you are estimating your gardening schedule is find your 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 USDA zone info for Corvallis can be reffered to in order to figure out when to plant pea.

Planting Calendar for Pea

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

You can plant pea quite a bit earlier in the year because they do well in cold.

The earliest that you can plant pea in Corvallis 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 pea and expect a good harvest is probably September. If you wait any later than that and your pea may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your pea indoors.

Last Frost Date

On average the last frost has passed is on March 15 in Corvallis. You can expect an average low temperature of 15°F in the coldest months of winter.

Since the USDA zone info for Corvallis may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Corvallis there is a last frost after March 15 so always be ready to protect your pea in the event of a surprise late frost.

USDA Zone Info for Corvallis

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 Corvallis

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