The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. 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 lavender cotton in Costa Mesa can be estimated by referring to the USDA zone info.

Planting Calendar for Lavender Cotton

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

You can plant lavender cotton much earlier in the year because they do well in cold.

The earliest that you can plant lavender cotton 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 lavender cotton and expect a good harvest is probably October. If you wait any later than that and your lavender cotton may not have a chance to fully mature. You can get started a little bit earlier by starting your lavender cotton indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Costa Mesa. It might get as low as 35°F during the coldest months of winter.

Remember that USDA zone info for Costa Mesa may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Costa Mesa it frosts late in the year after January 31 so make sure that you are ready to cover your lavender cotton 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.