The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of figuring out when you can plant xerianthemum is to look at the USDA zone info for Clewiston.

Planting Calendar for Xerianthemum

Frost tolerance for xerianthemum:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Xerianthemum tend to make it in some cold which tells us that you can plant them just a tiny bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant xerianthemum in Clewiston is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant xerianthemum and expect a good harvest is probably September. If you wait any later than that and your xerianthemum may not have a chance to fully mature. You can get started a few weeks earlier by starting your xerianthemum indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Clewiston. You can expect an average low temperature of 30°F in the coldest months of winter.

Keep in mind that USDA zone info for Clewiston is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Clewiston you get a frost after January 31 be ready to protect your xerianthemum if you have one of those late frosts.

USDA Zone Info for Clewiston

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 Clewiston

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