One of the best tools that you have as gardeners to help us figure out 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 first chance to plant romaine lettuce in Farmington should be estimated by referring to the USDA zone info.

Planting Calendar for Romaine lettuce

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

Romaine lettuce do well in pretty solid cold which tells us that you can plant them earlier in the year than other frost tender plants.

The earliest that you can plant romaine lettuce in Farmington 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 romaine lettuce and expect a good harvest is probably September. Any later than that and your romaine lettuce may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your romaine lettuce indoors.

Last Frost Date

The average date of last frost is April 15 in Farmington. In the coldest months of winter you can expect an average low temperature of -10°F.

Keep in mind that USDA zone info for Farmington is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Farmington you get surprised by a frost after April 15 be ready to cover your romaine lettuce if you have a late frost.

USDA Zone Info for Farmington

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 Farmington

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