The USDA Zone info is a great tool for gardeners to help us determine 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.

By using the USDA zone info for Farmington it's a good idea to figure out when it's possible to plant basil.

Planting Calendar for Basil

Frost tolerance for basil:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since basil require warm weather you really should wait until after the last frost before you can plant them.

The earliest that you can plant basil in Farmington is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant basil and expect a good harvest is probably August. You probably don't want to wait any later than that or else your basil may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your basil indoors.

Last Frost Date

The average date of last frost is May 15 in Farmington. You can expect an average low temperature of -25°F in the coldest months of winter.

Since the USDA zone info for Farmington is not always accurate the actual date of last frost will vary from year to year. Half of the time in Farmington there is a last frost after May 15 so make sure that you are prepared to protect your basil in the event of a surprise late frost.

USDA Zone Info for Farmington

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Farmington

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