When to Plant Plectranthus in El Mirage, AZ

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 can figure out when it's a good idea to plant plectranthus in El Mirage by looking at the USDA zone info.


Planting Calendar for Plectranthus

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

You should not plant plectranthus until after all chance of frost has passed because they are not cold tolerant.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant plectranthus
Possibly ok, but a risky time to plant plectranthus
Probably not a good time to plant plectranthus

The earliest that you can plant plectranthus in El Mirage 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. You probably don't want to wait any later than that or else your plectranthus may not have a chance to fully mature. 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 El Mirage. It might get as low as 25°F during the coldest months of winter.

Keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for El Mirage and it changes from year to year. Half of the time in El Mirage there is a last frost after February 15 so be sure to be ready to protect your plectranthus if you have a late frost.

USDA Zone Info for El Mirage

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)February 15
Average Date of First Frost (fall)December 15
Lowest Expected Low25°F
Highest Expected Low30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in El Mirage

You may be interested in your other planting guides for El Mirage.