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

You should be able to figure out when it's possible to plant plectranthus by looking at the USDA zone info for Clearlake.

Planting Calendar for Plectranthus

Frost tolerance for plectranthus:	Not tolerant of frost.
When to plant:	After the last frost.

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

The earliest that you can plant plectranthus in Clearlake 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 really do well. Starting your plectranthus indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on March 15 in Clearlake. You should expect an average low temperature of 15°F in the coldest months of winter.

Keep in mind that USDA zone info for Clearlake is an average and the actual date of last frost will vary from year to year. Half of the time in Clearlake last frost occurs after March 15 so just be sure to be ready to protect your plectranthus in the event of a late frost.

USDA Zone Info for Clearlake

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 Clearlake

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