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.

The best time to plant spearmint in Mansfield can be figured out by checking out 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 tells us that you can get them planted much earlier than plants that are more sensitive to the cold.

The earliest that you can plant spearmint in Mansfield 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. 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

The average date of last frost is March 15 in Mansfield. It might get as low as 15°F during the coldest months of winter.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Mansfield and it is different every year. Since half of the time in Mansfield there is a last frost after March 15 be ready to cover your spearmint if you have a late frost.

USDA Zone Info for Mansfield

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 Mansfield

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