The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to estimate when it's the best time to plant streptocarpella by reviewing the USDA zone info for Pleasant Hill.

Planting Calendar for Streptocarpella

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

Streptocarpella do not do well in cold weather which tells us that you must wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant streptocarpella in Pleasant Hill 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 really do well. If you are starting your streptocarpella indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Pleasant Hill. You can expect an average low temperature of 25°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Pleasant Hill is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Pleasant Hill you get a frost after February 15 so make sure that you are prepared to protect your streptocarpella in the event of a surprise late frost.

USDA Zone Info for Pleasant Hill

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 Pleasant Hill

You may be interested in your other planting guides for Pleasant Hill.