Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant plectranthus in Sunnyvale should be determined by looking at the USDA zone info.

Planting Calendar for Plectranthus

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

Plectranthus require warm weather which means that you really should wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant plectranthus in Sunnyvale 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 grow to maturity. You can get started a few weeks earlier by starting your plectranthus indoors.

Last Frost Date

The average date of last frost is March 15 in Sunnyvale. It might get as low as 10°F during the coldest months of winter.

It's important to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Sunnyvale and it changes from year to year. Half of the time in Sunnyvale you get surprised by a frost after March 15 so always be ready to protect your plectranthus in the event of a late frost.

USDA Zone Info for Sunnyvale

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 Sunnyvale

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