One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Key Biscayne can be reffered to in order to estimate when it's the best time to plant mecardonia.

Planting Calendar for Mecardonia

Frost tolerance for mecardonia:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You really shouldn't plant mecardonia until after the last frost because they are not cold tolerant.

The earliest that you can plant mecardonia in Key Biscayne 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 mecardonia and expect a good harvest is probably November. You probably don't want to wait any later than that or else your mecardonia may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your mecardonia indoors.

Last Frost Date

In Key Biscayne it never frosts. In the coldest months of winter you can expect an average low temperature of 40°F.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Key Biscayne and it will vary from year to year. Since it never frosts in Key Biscayne you do not have to be ready to protect your mecardonia if you have one of those late frosts.

USDA Zone Info for Key Biscayne

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 Key Biscayne

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