The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of estimating when you can plant thyme is to refer to the USDA zone info for Altus.

Planting Calendar for Thyme

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

Thyme do well in cold which means that you can plant them much earlier than other frost tender plants.

The earliest that you can plant thyme in Altus 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. You probably don't want to wait any later than that or else 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 Altus the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of 5°F.

Remember that USDA zone info for Altus is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Altus you get surprised by a frost after April 15 be ready to cover your thyme if you have a surprise late frost.

USDA Zone Info for Altus

Here is the info for USDA Zone 7b.

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

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Altus

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