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 should be able to determine when it's possible to plant painted tongues by using the USDA zone info for Rohnert Park.

Planting Calendar for Painted Tongues

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

Since painted tongues do not do well in cold weather you have to wait until after the last frost has passed before you can plant them.

The earliest that you can plant painted tongues in Rohnert Park 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 painted tongues and expect a good harvest is probably September. You probably don't want to wait any later than that or else your painted tongues may not have a chance to fully mature. You can get started a little bit earlier by starting your painted tongues indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Rohnert Park. It might get as low as 25°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Rohnert Park is just an average and the actual date of last frost is different every year. Since half of the time in Rohnert Park it frosts late in the year after February 15 be ready to protect your painted tongues in the event of a surprise late frost.

USDA Zone Info for Rohnert Park

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 Rohnert Park

You may be interested in your other planting guides for Rohnert Park.