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.

In Princeton you can estimate when to plant beets by reviewing 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.

Beets do well in moderate cold which means that you can get them planted earlier than plants that are more sensitive to the cold.

The earliest that you can plant beets in Princeton 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 beets and expect a good harvest is probably September. If you wait any later than that and your beets may not have a chance to fully mature. You can get started a few weeks earlier by starting your beets indoors.

Last Frost Date

The average date of last frost is April 15 in Princeton. You can expect an average low temperature of -15°F in the coldest months of winter.

Remember that USDA zone info for Princeton is an average and the actual date of last frost will vary from year to year. Half of the time in Princeton you get surprised by a frost after April 15 so make sure that you are prepared to protect your beets in the event of a late frost.

USDA Zone Info for Princeton

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 Princeton

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