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 determine when it's the best time to plant anemone in Costa Mesa by looking at the USDA zone info.

Planting Calendar for Anemone

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

Since anemone are moderately cold tolerant 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 anemone 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 anemone and expect a good harvest is probably October. You probably don't want to wait any later than that or else your anemone may not have a chance to grow to maturity. If you are starting your anemone indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Costa Mesa the average date of last frost happens on January 31. It might get as low as 35°F during the coldest months of winter.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Costa Mesa and it will vary from year to year. Half of the time in Costa Mesa last frost occurs after January 31 so just be sure to be ready to protect your anemone if you have a surprise late frost.

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.