One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Warrenton you can figure out when it's a good idea to plant field peas by looking at the USDA zone info.

Planting Calendar for Field Peas

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

You can plant field peas a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant field peas in Warrenton is January. However, you really should wait until February 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 October. Any later than that and your field peas may not have a chance to grow to maturity. If you are starting your field peas indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Warrenton. It might get as low as 20°F during the coldest months of winter.

Keep in mind that USDA zone info for Warrenton is just an average and the actual date of last frost changes from year to year. Half of the time in Warrenton it frosts late in the year after February 15 so make sure that you are ready to protect your field peas in the event of a surprise late frost.

USDA Zone Info for Warrenton

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

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

Plants to Grow in Warrenton

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