One of the first steps you take when you are determining 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.

You should be able to figure out when you can plant plectranthus by using the USDA zone info for Covington.

Planting Calendar for Plectranthus

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

Since plectranthus require warm weather it's necessary to wait until after the last frost before you can plant them.

The earliest that you can plant plectranthus in Covington 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 plectranthus and expect a good harvest is probably August. If you wait any later than that and your plectranthus may not have a chance to grow to maturity. If you are starting your plectranthus indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Covington. In the coldest months of winter you can expect an average low temperature of 5°F.

Just be sure to remember that USDA zone info for Covington is just an average and the actual date of last frost will vary from year to year. Since half of the time in Covington you get a frost after April 15 be ready to cover your plectranthus in the event of one of those late frosts.

USDA Zone Info for Covington

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 Covington

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