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

It's a good idea to estimate when to plant crossandra by checking out the USDA zone info for Key West.

Planting Calendar for Crossandra

Frost tolerance for crossandra:	Not tolerant of frost.
When to plant:	After the last frost.

Since crossandra require warm weather it's important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant crossandra in Key West 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 crossandra and expect a good harvest is probably November. If you wait any later than that and your crossandra may not have a chance to grow to maturity. If you are starting your crossandra indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Key West it never frosts. It might get as low as 45°F during the coldest months of winter.

Since the USDA zone info for Key West is an average the actual date of last frost is different every year. Since it never frosts in Key West you do not have to be ready to cover your crossandra if you have a late frost.

USDA Zone Info for Key West

Here is the info for USDA Zone 11b.

Average Date of Last Frost (spring)	Never
Average Date of First Frost (fall)	Never
Lowest Expected Low	45°F
Highest Expected Low	50°F

This means that on a really cold year, the coldest it will get is 45°F. On most years you should be prepared to experience lows near 50°F.

Plants to Grow in Key West

You may be interested in your other planting guides for Key West.