One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Walkersville you can determine when to plant spearmint by looking at 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 tend to make it in cold weather which means that you can plant them much earlier in the year than other plants that might not handle the cold.

The earliest that you can plant spearmint in Walkersville 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. You probably don't want to wait any later than that or else your spearmint may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your spearmint indoors.

Last Frost Date

The average date of last frost is April 15 in Walkersville. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Walkersville is an average the actual date of last frost changes from year to year. Half of the time in Walkersville last frost occurs after April 15 so be sure to be ready to protect your spearmint if you have a surprise late frost.

USDA Zone Info for Walkersville

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Walkersville

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