One of the best tools that you have as gardeners to help us figure out 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.

The earliest that you can plant field peas in Blackfoot should be figured out 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.

Field Peas do well in mild cold which tells us that you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant field peas in Blackfoot 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. Any later than that and your field peas may not have a chance to grow to maturity. You can get started a little bit earlier by starting your field peas indoors.

Last Frost Date

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

Remember that USDA zone info for Blackfoot is not always accurate and the actual date of last frost changes from year to year. Half of the time in Blackfoot last frost occurs after April 15 so be sure to be ready to protect your field peas if you have one of those late frosts.

USDA Zone Info for Blackfoot

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°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 -10°F.

Plants to Grow in Blackfoot

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