One of the best tools that you have as gardeners to help us estimate 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.

The USDA zone info for Portage should be read to figure out when you can plant summer savory.

Planting Calendar for Summer Savory

Frost tolerance for summer savory:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant summer savory just a tiny bit earlier in the year because they are barely cold tolerant.

The earliest that you can plant summer savory in Portage 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 summer savory and expect a good harvest is probably August. If you wait any later than that and your summer savory may not have a chance to fully mature. If you are starting your summer savory indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Portage. In the coldest months of winter you should expect an average low temperature of -10°F.

Remember that USDA zone info for Portage is an average and the actual date of last frost will vary from year to year. Half of the time in Portage there is a last frost after April 15 so make sure that you are prepared to protect your summer savory if you have one of those late frosts.

USDA Zone Info for Portage

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Portage

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