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

The USDA zone info for Pasadena should be used to determine when to plant plectranthus.

Planting Calendar for Plectranthus

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

You should not plant plectranthus until after the last frost because they require warm weather.

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

The last month that you can plant plectranthus and expect a good harvest is probably September. Any later than that and your plectranthus may not have a chance to really do well. You can get started a little bit earlier by starting your plectranthus indoors.

Last Frost Date

The average date of last frost is February 15 in Pasadena. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Pasadena may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Pasadena it frosts late in the year after February 15 be ready to cover your plectranthus in the event of one of those late frosts.

USDA Zone Info for Pasadena

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Pasadena

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