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.

In Santa Clara you can figure out when you can plant plectranthus by reviewing the USDA zone info.

Planting Calendar for Plectranthus

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

Plectranthus are not cold tolerant which tells us that you must wait until it warms up after the last frost before you can plant them.

The earliest that you can plant plectranthus in Santa Clara 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. Any later than that and your plectranthus may not have a chance to fully mature. If you are starting your plectranthus indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Santa Clara the average date of last frost happens on March 15. It might get as low as 10°F during the coldest months of winter.

Since the USDA zone info for Santa Clara is just an average the actual date of last frost changes from year to year. Half of the time in Santa Clara you get a frost after March 15 so be sure to be ready to cover your plectranthus if you have one of those late frosts.

USDA Zone Info for Santa Clara

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Santa Clara

You may be interested in your other planting guides for Santa Clara.