The USDA Zone info is a great tool for gardeners to help us determine 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.

By referring to the USDA zone info for Potsdam you should be able to figure out when it's possible to plant asparagus lettuce.

Planting Calendar for Asparagus lettuce

Frost tolerance for asparagus lettuce:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since asparagus lettuce require warm weather you really should wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant asparagus lettuce in Potsdam is May. However, you really should wait until June 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. You probably don't want to wait any later than that or else your asparagus lettuce may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your asparagus lettuce indoors.

Last Frost Date

The average date of last frost is May 15 in Potsdam. In the coldest months of winter you can expect an average low temperature of -25°F.

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

USDA Zone Info for Potsdam

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 Potsdam

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