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

The USDA zone info for Winnfield can be looked at to figure out when it's a good idea to plant romaine lettuce.

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 a bit of cold which tells us that you can plant them much earlier in the year than more sensitive plants.

The earliest that you can plant romaine lettuce in Winnfield 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. If you wait any later than that and your romaine lettuce may not have a chance to grow to maturity. If you are starting your romaine lettuce indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on March 15 in Winnfield. In the coldest months of winter you can expect an average low temperature of 15°F.

Keep in mind that USDA zone info for Winnfield 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 Winnfield there is a last frost after March 15 be ready to protect your romaine lettuce if you have a late frost.

USDA Zone Info for Winnfield

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 Winnfield

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