One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of getting a good idea when to plant santolina is to consult the USDA zone info for Campbell.

Planting Calendar for Santolina

Frost tolerance for santolina:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant santolina a lot earlier in the year because they do well in cold.

The earliest that you can plant santolina in Campbell 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 santolina and expect a good harvest is probably October. Any later than that and your santolina may not have a chance to really do well. Starting your santolina indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

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

Always keep in mind that USDA zone info for Campbell may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Campbell you get surprised by a frost after February 15 be ready to protect your santolina in the event of a late frost.

USDA Zone Info for Campbell

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 Campbell

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