When to Plant Calibrachoa in Key Biscayne, FL

One of the first steps you take when you are making a decision about your gardening schedule is find your 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 first chance to plant calibrachoa in Key Biscayne can be determined by checking out the USDA zone info.


Planting Calendar for Calibrachoa

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

You can plant calibrachoa a bit earlier in the year because they do ok in moderate cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant calibrachoa
Possibly ok, but a risky time to plant calibrachoa
Probably not a good time to plant calibrachoa

The earliest that you can plant calibrachoa 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 calibrachoa and expect a good harvest is probably November. You probably don't want to wait any later than that or else your calibrachoa may not have a chance to really do well. If you are starting your calibrachoa indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Key Biscayne is not always accurate the actual date of last frost changes from year to year. Since it never frosts in Key Biscayne you do not have to be ready to cover your calibrachoa in the event of a surprise 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 Low40°F
Highest Expected Low45°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.