The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of estimating when it's possible to plant tarragon is to examine the USDA zone info for Wickenburg.

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 do ok in a tiny bit of cold which tells us that you can plant them slightly earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant tarragon in Wickenburg is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant tarragon and expect a good harvest is probably September. If you wait any later than that and your tarragon may not have a chance to really do well. You can get started a few weeks earlier by starting your tarragon indoors.

Last Frost Date

The average date of last frost is February 15 in Wickenburg. You can expect an average low temperature of 20°F in the coldest months of winter.

Since the USDA zone info for Wickenburg may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Wickenburg you get surprised by a frost after February 15 be ready to protect your tarragon if you have one of those late frosts.

USDA Zone Info for Wickenburg

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Wickenburg

You may be interested in your other planting guides for Wickenburg.