One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By checking out the USDA zone info for Boonville you will be able to determine when to plant lettuce.

Planting Calendar for Lettuce

Frost tolerance for lettuce:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Lettuce tend to make it in some cold which means that you can plant them just a bit earlier in the year than other plants that might not handle the cold.

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

Last Frost Date

On average the last frost is on April 15 in Boonville. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Boonville may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Boonville you get a frost after April 15 so always be ready to cover your lettuce in the event of a late frost.

USDA Zone Info for Boonville

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 Boonville

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