The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to figure out when you can plant lisianthus by using the USDA zone info for Key Biscayne.

Planting Calendar for Lisianthus

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

Since lisianthus are not cold tolerant it's important to wait until after the last frost before you can plant them.

The earliest that you can plant lisianthus 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 lisianthus and expect a good harvest is probably November. You probably don't want to wait any later than that or else your lisianthus may not have a chance to fully mature. You can get started a little bit earlier by starting your lisianthus indoors.

Last Frost Date

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

Just be sure to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Key Biscayne and it is different every year. Since it never frosts in Key Biscayne you do not have to be ready to protect your lisianthus if you have a late frost.

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.