One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant galium in Potsdam can be determined by looking at 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.

Galium can survive in some cold which tells us that you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant galium in Potsdam is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant galium and expect a good harvest is probably August. You probably don't want to wait any later than that or else your galium may not have a chance to fully mature. If you are starting your galium indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Potsdam the average date of last frost happens on May 15. In the coldest months of winter you should expect an average low temperature of -25°F.

Since the USDA zone info for Potsdam is just an average the actual date of last frost will vary from year to year. Half of the time in Potsdam last frost occurs after May 15 so make sure that you are ready to protect your galium if you have a 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.