The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of making a decision about when it's a good idea to plant corn salad is to look at the USDA zone info for Palmetto.

Planting Calendar for Corn salad

Frost tolerance for corn salad:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since corn salad are not cold tolerant it is necessary to wait until after the last frost before you can plant them.

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

Last Frost Date

The average date of last frost is February 15 in Palmetto. In the coldest months of winter you should expect an average low temperature of 25°F.

Since the USDA zone info for Palmetto is an average the actual date of last frost changes from year to year. Half of the time in Palmetto last frost occurs after February 15 so always be ready to protect your corn salad in the event of a late frost.

USDA Zone Info for Palmetto

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°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 30°F.

Plants to Grow in Palmetto

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