Before planting it is a good idea to find your USDA Zone info to determine 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.

The USDA zone info for Costa Mesa can be read to figure out when to plant decorative kale.

Planting Calendar for Decorative Kale

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

Decorative Kale tend to make it in moderate cold which means that you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant decorative kale in Costa Mesa 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 decorative kale and expect a good harvest is probably October. If you wait any later than that and your decorative kale may not have a chance to really do well. You can get started a little bit earlier by starting your decorative kale indoors.

Last Frost Date

On average all chance of frost has passed is on January 31 in Costa Mesa. It might get as low as 35°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Costa Mesa and it can change quite a bit from year to year. Half of the time in Costa Mesa it frosts late in the year after January 31 so always be ready to cover your decorative kale in the event of one of those late frosts.

USDA Zone Info for Costa Mesa

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 Costa Mesa

You may be interested in your other planting guides for Costa Mesa.