One of the best tools that you have as gardeners to help us determine 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.

You can figure out when to plant santolina in Diamond Bar by using the USDA zone info.

Planting Calendar for Santolina

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

Santolina can survive in a bit of cold which tells us that you can plant them much earlier in the year than more sensitive plants.

The earliest that you can plant santolina in Diamond Bar 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. You probably don't want to wait any later than that or else your santolina may not have a chance to really do well. You can get started a little bit earlier by starting your santolina indoors.

Last Frost Date

On average all chance of frost has passed is on January 31 in Diamond Bar. It might get as low as 30°F during the coldest months of winter.

Since the USDA zone info for Diamond Bar is not always accurate the actual date of last frost changes from year to year. Since half of the time in Diamond Bar last frost occurs after January 31 be ready to protect your santolina if you have one of those late frosts.

USDA Zone Info for Diamond Bar

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Diamond Bar

You may be interested in your other planting guides for Diamond Bar.