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

The USDA zone info for Sonoma should be used to estimate when you can plant candytuft.

Planting Calendar for Candytuft

Frost tolerance for candytuft:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Candytuft can survive in a little bit of cold which means that you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant candytuft in Sonoma is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant candytuft and expect a good harvest is probably October. You probably don't want to wait any later than that or else your candytuft may not have a chance to fully mature. If you are starting your candytuft indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Sonoma. You should expect an average low temperature of 25°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Sonoma is just an average and the actual date of last frost will vary from year to year. Half of the time in Sonoma it frosts late in the year after February 15 so make sure that you are ready to cover your candytuft if you have a surprise late frost.

USDA Zone Info for Sonoma

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 Sonoma

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