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

In Rohnert Park you can determine when it's the best time to plant sutera by referring to the USDA zone info.

Planting Calendar for Sutera

Frost tolerance for sutera:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant sutera just a tiny bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant sutera in Rohnert Park is February. However, you really should wait until March if you don't want to take any chances.

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

Last Frost Date

On average all chance of frost has passed is on February 15 in Rohnert Park. You can expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Rohnert Park is just an average the actual date of last frost changes from year to year. Half of the time in Rohnert Park it frosts late in the year after February 15 so make sure that you are ready to protect your sutera in the event of a 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.