One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to estimate when it's possible to plant candytuft by referring to the USDA zone info for San Ramon.

Planting Calendar for Candytuft

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

You can plant candytuft a little earlier in the year because they are moderately cold tolerant.

The earliest that you can plant candytuft in San Ramon 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 grow to maturity. Starting your candytuft indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In San Ramon the average date of last frost happens on February 15. In the coldest months of winter you can expect an average low temperature of 25°F.

Always keep in mind that USDA zone info for San Ramon may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in San Ramon it frosts late in the year after February 15 so make sure that you are prepared to cover your candytuft if you have a late frost.

USDA Zone Info for San Ramon

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 San Ramon

You may be interested in your other planting guides for San Ramon.