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.

In Glenolden you can determine when to plant lettuce by using the USDA zone info.

Planting Calendar for Lettuce

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

Lettuce tend to make it in mild cold which means that you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant lettuce in Glenolden 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 lettuce and expect a good harvest is probably September. You probably don't want to wait any later than that or else your lettuce may not have a chance to really do well. You can get started a little bit earlier by starting your lettuce indoors.

Last Frost Date

On average the last frost is on April 15 in Glenolden. You can expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Glenolden is an average the actual date of last frost is different every year. Since half of the time in Glenolden you get surprised by a frost after April 15 be ready to protect your lettuce in the event of one of those late frosts.

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.