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 streptocarpella in Avenal by reviewing the USDA zone info.

Planting Calendar for Streptocarpella

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

You should not plant streptocarpella until after the last frost because they are not cold tolerant.

The earliest that you can plant streptocarpella in Avenal 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 streptocarpella and expect a good harvest is probably September. Any later than that and your streptocarpella may not have a chance to fully mature. You can get started a few weeks earlier by starting your streptocarpella indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Avenal. It might get as low as 25°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Avenal is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Avenal you get surprised by a frost after February 15 be ready to cover your streptocarpella if you have a surprise late frost.

USDA Zone Info for Avenal

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 Avenal

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