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.

The USDA zone info for Marshfield should be reffered to in order to determine when it's a good idea to plant peas.

Planting Calendar for Peas

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

Since peas are one of those plants that can tolerate quite a bit of cold weather you can plant them quite a bit earlier in the year than other frost tender plants.

The earliest that you can plant peas in Marshfield 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 peas and expect a good harvest is probably August. If you wait any later than that and your peas may not have a chance to fully mature. Starting your peas indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Marshfield. You should expect an average low temperature of -25°F in the coldest months of winter.

Always keep in mind that USDA zone info for Marshfield is not always accurate and the actual date of last frost changes from year to year. Half of the time in Marshfield last frost occurs after May 15 so just be sure to be ready to cover your peas in the event of a late frost.

USDA Zone Info for Marshfield

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 Marshfield

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