One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant beets in Northfield can be determined by referring to the USDA zone info.

Planting Calendar for Beets

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

You can plant beets a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant beets in Northfield 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 beets and expect a good harvest is probably August. You probably don't want to wait any later than that or else your beets may not have a chance to fully mature. Starting your beets 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 Northfield. You can expect an average low temperature of -25°F in the coldest months of winter.

Since the USDA zone info for Northfield is just an average the actual date of last frost is different every year. Half of the time in Northfield it frosts late in the year after May 15 so always be ready to cover your beets in the event of a surprise late frost.

USDA Zone Info for Northfield

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 Northfield

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