Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to determine when to plant thyme by looking at the USDA zone info for Racine.

Planting Calendar for Thyme

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

Since thyme are very cold tolerant you can plant them a lot earlier in the year than other plants that might not handle the cold.

The earliest that you can plant thyme in Racine 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 thyme and expect a good harvest is probably September. Any later than that and your thyme may not have a chance to really do well. You can get started a little bit earlier by starting your thyme indoors.

Last Frost Date

On average the last frost is on April 15 in Racine. It might get as low as -15°F during the coldest months of winter.

Remember that USDA zone info for Racine is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Racine there is a last frost after April 15 so make sure that you are prepared to protect your thyme if you have a late frost.

USDA Zone Info for Racine

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 Racine

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