Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can estimate when you can plant carnation in Zone 10b by referring to the USDA zone info.

Planting Calendar for Carnation

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

Carnation are very cold tolerant which means that you can start planting them much earlier than more sensitive plants.

The earliest that you can plant carnation in Zone 10b 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 carnation and expect a good harvest is probably October. If you wait any later than that and your carnation may not have a chance to grow to maturity. If you are starting your carnation indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost is on January 31 in Zone 10b. You should expect an average low temperature of 35°F in the coldest months of winter.

Keep in mind that USDA zone info for Zone 10b is not always accurate and the actual date of last frost is different every year. Since half of the time in Zone 10b it frosts late in the year after January 31 be ready to cover your carnation if you have one of those late frosts.

USDA Zone Info for Zone 10b

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Zone 10b

You may be interested in your other planting guides for Zone 10b.