The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Princeton you can estimate when it's possible to plant asparagus lettuce by checking out the USDA zone info.

Planting Calendar for Asparagus lettuce

Frost tolerance for asparagus lettuce:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

You really shouldn't plant asparagus lettuce until after all chance of frost has passed because they require warm weather.

The earliest that you can plant asparagus lettuce in Princeton is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant asparagus lettuce and expect a good harvest is probably August. Any later than that and your asparagus lettuce may not have a chance to grow to maturity. Starting your asparagus lettuce indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Princeton the average date of last frost happens on March 15. In the coldest months of winter you should expect an average low temperature of 10°F.

Since the USDA zone info for Princeton is an average the actual date of last frost changes from year to year. Half of the time in Princeton it frosts late in the year after March 15 so be sure to be ready to cover your asparagus lettuce in the event of a surprise late frost.

USDA Zone Info for Princeton

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Princeton

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