One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of figuring out when to plant galium is to use the USDA zone info for Silverton.

Planting Calendar for Galium

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

Galium are one of those plants that can tolerate a little bit of cold weather which tells us that you can plant them a little bit earlier than more sensitive plants.

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

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Silverton. In the coldest months of winter you can expect an average low temperature of 10°F.

Always keep in mind that USDA zone info for Silverton is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Silverton it frosts late in the year after March 15 so be sure to be ready to cover your galium in the event of a late frost.

USDA Zone Info for Silverton

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 Silverton

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