The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Zone 12a you can estimate when you can plant tarragon by referring to the USDA zone info.

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.

Tarragon are one of those plants that can tolerate a tiny bit of cold weather which tells us that you can plant them slightly earlier than other frost tender plants.

The earliest that you can plant tarragon in Zone 12a 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. If you wait any later than that and your tarragon may not have a chance to really do well. If you are starting your tarragon indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Zone 12a it never frosts. You can expect an average low temperature of 50°F in the coldest months of winter.

It's important to remember that USDA zone info for Zone 12a is an average and the actual date of last frost is different every year. Since it never frosts in Zone 12a you do not have to be ready to cover your tarragon in the event of a surprise late frost.

USDA Zone Info for Zone 12a

Here is the info for USDA Zone 12a.

Average Date of Last Frost (spring)	Never
Average Date of First Frost (fall)	Never
Lowest Expected Low	50°F
Highest Expected Low	55°F

This means that on a really cold year, the coldest it will get is 50°F. On most years you should be prepared to experience lows near 55°F.

Plants to Grow in Zone 12a

You may be interested in your other planting guides for Zone 12a.