One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's a good idea to estimate when it's possible to plant tarragon by checking out the USDA zone info for Kerman.

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 moderate cold which means that you can get them planted just a bit earlier than plants that are more sensitive to the cold.

The earliest that you can plant tarragon in Kerman 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. Any later than that and your tarragon may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your tarragon indoors.

Last Frost Date

On average the last frost is on February 15 in Kerman. It might get as low as 20°F during the coldest months of winter.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Kerman and it will vary from year to year. Half of the time in Kerman last frost occurs after February 15 so be sure to be ready to protect your tarragon in the event of a late frost.

USDA Zone Info for Kerman

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 Kerman

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