One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Park Hills you can figure out when you can plant spearmint by reviewing the USDA zone info.

Planting Calendar for Spearmint

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

Spearmint do well in cold which means that you can plant them a quite a bit earlier than more sensitive plants.

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

Last Frost Date

On average all chance of frost has passed is on April 15 in Park Hills. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Park Hills may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Park Hills there is a last frost after April 15 so just be sure to be ready to cover your spearmint in the event of one of those late frosts.

USDA Zone Info for Park Hills

Here is the info for USDA Zone 6a.

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

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

Plants to Grow in Park Hills

You may be interested in your other planting guides for Park Hills.