One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for Gatlinburg it's a good idea to determine when it's the best time to plant iceberg lettuce.

Planting Calendar for Iceberg lettuce

Frost tolerance for iceberg lettuce:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since iceberg lettuce are barely cold tolerant you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant iceberg lettuce in Gatlinburg is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant iceberg lettuce and expect a good harvest is probably August. Any later than that and your iceberg lettuce may not have a chance to fully mature. You can get started a little bit earlier by starting your iceberg lettuce indoors.

Last Frost Date

The average date of last frost is April 15 in Gatlinburg. In the coldest months of winter you can expect an average low temperature of 0°F.

It's important to remember that USDA zone info for Gatlinburg may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Gatlinburg it frosts late in the year after April 15 be ready to protect your iceberg lettuce if you have a late frost.

USDA Zone Info for Gatlinburg

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Gatlinburg

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