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.

You will be able to determine when it's a good idea to plant field peas by reviewing the USDA zone info for Princeton.

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 do well in moderate cold which means that you can plant them a little earlier in the year than more sensitive plants.

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

Last Frost Date

The average date of last frost is May 15 in Princeton. It might get as low as -30°F during the coldest months of winter.

Keep in mind that USDA zone info for Princeton is just an average and the actual date of last frost is different every year. Since half of the time in Princeton last frost occurs after May 15 be ready to cover your field peas if you have a late frost.

USDA Zone Info for Princeton

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Princeton

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