One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant tarragon in Dillon can be estimated by checking out 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.

You can plant tarragon slightly earlier in the year because they do ok in moderate cold.

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

The last month that you can plant tarragon and expect a good harvest is probably August. If you wait 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 when the weather gets warmer is on March 15 in Dillon. It might get as low as 10°F during the coldest months of winter.

Since the USDA zone info for Dillon is not always accurate the actual date of last frost changes from year to year. Since half of the time in Dillon last frost occurs after March 15 be ready to cover your tarragon in the event of one of those late frosts.

USDA Zone Info for Dillon

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Dillon

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