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.

By reviewing the USDA zone info for Stillwater you should be able to determine when it's a good idea to plant winter savory.

Planting Calendar for Winter Savory

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

Winter Savory tend to make it in a little bit of cold which means that you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant winter savory in Stillwater 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 winter savory and expect a good harvest is probably August. Any later than that and your winter savory may not have a chance to really do well. Starting your winter savory indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost has passed is on May 15 in Stillwater. You should expect an average low temperature of -25°F in the coldest months of winter.

Since the USDA zone info for Stillwater is not always accurate the actual date of last frost changes from year to year. Half of the time in Stillwater you get a frost after May 15 so just be sure to be ready to cover your winter savory in the event of a surprise late frost.

USDA Zone Info for Stillwater

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 Stillwater

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