Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when it's possible to plant torenia in El Mirage by reviewing the USDA zone info.

Planting Calendar for Torenia

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

You really shouldn't plant torenia until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant torenia 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 torenia and expect a good harvest is probably September. You probably don't want to wait any later than that or else your torenia may not have a chance to fully mature. If you are starting your torenia indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on 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 is just an average because it is based on the USDA zone info for El Mirage and it changes from year to year. Since half of the time in El Mirage there is a last frost after February 15 be ready to protect your torenia if you have a surprise 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 Low	25°F
Highest Expected Low	30°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.