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.

You will be able to figure out when to plant xerianthemum by checking out the USDA zone info for Islamorada.

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 very little cold which means that you can plant them just a tiny bit earlier in the year than other frost tender plants.

The earliest that you can plant xerianthemum in Islamorada 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 xerianthemum and expect a good harvest is probably November. If you wait any later than that and your xerianthemum may not have a chance to grow to maturity. You can get started a little bit earlier by starting your xerianthemum indoors.

Last Frost Date

In Islamorada it never frosts. It might get as low as 40°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Islamorada may not be accurate from year to year and the actual date of last frost changes from year to year. Since it never frosts in Islamorada you do not have to be ready to protect your xerianthemum in the event of one of those late frosts.

USDA Zone Info for Islamorada

Here is the info for USDA Zone 11a.

Average Date of Last Frost (spring)	Never
Average Date of First Frost (fall)	Never
Lowest Expected Low	40°F
Highest Expected Low	45°F

This means that on a really cold year, the coldest it will get is 40°F. On most years you should be prepared to experience lows near 45°F.

Plants to Grow in Islamorada

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