The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of getting a good idea when you can plant winter savory is to refer to the USDA zone info for Philadelphia.

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 do well in mild cold which tells us that you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant winter savory in Philadelphia 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 winter savory and expect a good harvest is probably September. You probably don't want to wait any later than that or else your winter savory may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your winter savory indoors.

Last Frost Date

In Philadelphia the average date of last frost happens on April 15. You can expect an average low temperature of 0°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Philadelphia may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Philadelphia you get a frost after April 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 Philadelphia

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Philadelphia

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