One of the first steps you take when you are determining 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.

One way of getting a good idea when it's a good idea to plant tarragon is to look at the USDA zone info for Key West.

Planting Calendar for Tarragon

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

You can plant tarragon slightly earlier in the year because they are barely cold tolerant.

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

Last Frost Date

In Key West it never frosts. You can expect an average low temperature of 45°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Key West is not always accurate and the actual date of last frost can change quite a bit from year to year. Since it never frosts in Key West you do not have to be ready to protect your tarragon if you have 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.