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.

The first opportunity to plant cerastium in Monterey should be figured out by using the USDA zone info.

Planting Calendar for Cerastium

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

Cerastium tend to make it in some cold which tells us that you can plant them a bit earlier in the year than other frost tender plants.

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

Last Frost Date

On average the last frost is on January 31 in Monterey. In the coldest months of winter you should expect an average low temperature of 30°F.

It's important to remember that USDA zone info for Monterey is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Monterey last frost occurs after January 31 so make sure that you are prepared to cover your cerastium if you have one of those late frosts.

USDA Zone Info for Monterey

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 Monterey

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