Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. 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 anchusa in Key West can be estimated by looking at the USDA zone info.

Planting Calendar for Anchusa

Frost tolerance for anchusa:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Anchusa tend to make it in quite a bit of cold which means that you can plant them much earlier in the year than other frost tender plants.

The earliest that you can plant anchusa 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 anchusa and expect a good harvest is probably November. Any later than that and your anchusa may not have a chance to fully mature. If you are starting your anchusa 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. In the coldest months of winter you can expect an average low temperature of 45°F.

It's important to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Key West and it will vary from year to year. Since it never frosts in Key West you do not have to be ready to protect your anchusa in the event of one of those late frosts.

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.