When to Plant Field Peas in Jackson, WY

One of the first steps you take when you are getting a good idea 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 earliest that you can plant field peas in Jackson should be estimated by referring to 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.

Field Peas do well in moderate cold which tells us that you can plant them a little bit earlier than more sensitive plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant field peas
Possibly ok, but a risky time to plant field peas
Probably not a good time to plant field peas

The earliest that you can plant field peas in Jackson 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. 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 couple of weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Jackson. In the coldest months of winter you can expect an average low temperature of -25°F.

Since the USDA zone info for Jackson may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Jackson last frost occurs after May 15 be ready to cover your field peas in the event of a late frost.

USDA Zone Info for Jackson

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-25°F
Highest Expected Low-20°F

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

Plants to Grow in Jackson

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