One of the first steps you take when you are estimating 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 Palmetto you should be able to figure out when it's a good idea to plant evolvulus.

Planting Calendar for Evolvulus

Frost tolerance for evolvulus:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since evolvulus do not do well in cold weather you need to wait until after the last frost before you can plant them.

The earliest that you can plant evolvulus in Palmetto is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant evolvulus and expect a good harvest is probably August. Any later than that and your evolvulus may not have a chance to really do well. If you are starting your evolvulus indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Palmetto. In the coldest months of winter you should expect an average low temperature of 5°F.

Keep in mind that USDA zone info for Palmetto is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Palmetto you get a frost after April 15 so always be ready to protect your evolvulus if you have a surprise late frost.

USDA Zone Info for Palmetto

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Palmetto

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