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.

You can determine when to plant galium in Berwyn by referring to the USDA zone info.

Planting Calendar for Galium

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

You can plant galium a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant galium in Berwyn 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 galium and expect a good harvest is probably September. Any later than that and your galium may not have a chance to fully mature. You can get started a little bit earlier by starting your galium indoors.

Last Frost Date

The average date of last frost is April 15 in Berwyn. In the coldest months of winter you can expect an average low temperature of -10°F.

Just be sure to remember that USDA zone info for Berwyn is an average and the actual date of last frost will vary from year to year. Half of the time in Berwyn last frost occurs after April 15 so just be sure to be ready to cover your galium in the event of a surprise late frost.

USDA Zone Info for Berwyn

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Berwyn

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