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

A way of determining when it's a good idea to plant pennyroyal is to refer to the USDA zone info for Thomasville.

Planting Calendar for Pennyroyal

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

Since pennyroyal do well in cold you can plant them much earlier in the year than more sensitive plants.

The earliest that you can plant pennyroyal in Thomasville 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 pennyroyal and expect a good harvest is probably September. If you wait any later than that and your pennyroyal may not have a chance to fully mature. You can get started a little bit earlier by starting your pennyroyal indoors.

Last Frost Date

On average all chance of frost has passed is on March 15 in Thomasville. You should expect an average low temperature of 15°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Thomasville is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Thomasville it frosts late in the year after March 15 so make sure that you are prepared to cover your pennyroyal if you have a surprise late frost.

USDA Zone Info for Thomasville

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Thomasville

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