The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Glenolden it's possible to determine 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 has passed.

Since asparagus lettuce are not cold tolerant you need to wait until after the last frost before you can plant them.

The earliest that you can plant asparagus lettuce in Glenolden 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. You probably don't want to wait any later than that or else your asparagus lettuce may not have a chance to really do well. You can get started a few weeks earlier by starting your asparagus lettuce indoors.

Last Frost Date

The average date of last frost is April 15 in Glenolden. In the coldest months of winter you can expect an average low temperature of 0°F.

Since the USDA zone info for Glenolden may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Glenolden it frosts late in the year after April 15 so make sure that you are prepared to cover your asparagus lettuce if you have a late frost.

USDA Zone Info for Glenolden

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Glenolden

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