Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Riverdale you can figure out when to plant galium 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.

Since galium do well in moderate cold you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant galium in Riverdale 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 few weeks earlier by starting your galium indoors.

Last Frost Date

On average all chance of frost has passed is on March 15 in Riverdale. In the coldest months of winter you can expect an average low temperature of 10°F.

Since the USDA zone info for Riverdale is just an average the actual date of last frost will vary from year to year. Since half of the time in Riverdale there is a last frost after March 15 be ready to cover your galium if you have a late frost.

USDA Zone Info for Riverdale

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Riverdale

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