One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of determining when to plant torenia is to consult the USDA zone info for Arcadia.

Planting Calendar for Torenia

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

Torenia are not cold tolerant which means that you need to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant torenia in Arcadia 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. Any later than that and your torenia may not have a chance to really do well. Starting your torenia indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Arcadia. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Arcadia is an average the actual date of last frost is different every year. Since half of the time in Arcadia last frost occurs after February 15 be ready to cover your torenia if you have a late frost.

USDA Zone Info for Arcadia

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 Arcadia

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