One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By checking out the USDA zone info for Willow Springs you will be able to estimate 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.

Summer Savory are barely cold tolerant which tells us that you can plant them slightly earlier than other frost tender plants.

The earliest that you can plant summer savory in Willow Springs 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 really do well. Starting your summer savory indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Willow Springs. You should expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Willow Springs may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Willow Springs there is a last frost after April 15 so always be ready to protect your summer savory in the event of a late frost.

USDA Zone Info for Willow Springs

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Willow Springs

You may be interested in your other planting guides for Willow Springs.