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

In Kingsford you can determine when it's possible to plant thyme by reviewing the USDA zone info.

Planting Calendar for Thyme

Frost tolerance for thyme:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant thyme much earlier in the year because they are very cold tolerant.

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

Last Frost Date

In Kingsford the average date of last frost happens on May 15. You should expect an average low temperature of -30°F in the coldest months of winter.

Keep in mind that USDA zone info for Kingsford is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Kingsford you get a frost after May 15 so make sure that you are prepared to protect your thyme if you have a surprise late frost.

USDA Zone Info for Kingsford

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Kingsford

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