One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant achimenes in Key Biscayne should be figured out by referring to the USDA zone info.

Planting Calendar for Achimenes

Frost tolerance for achimenes:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

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

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

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 achimenes 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.