The USDA Zone info is a great tool for gardeners to help us estimate 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 Killeen you can estimate when you can plant tarragon 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.

Since tarragon are barely cold tolerant you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant tarragon in Killeen 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. You probably don't want to wait any later than that or else your tarragon may not have a chance to really do well. You can get started a little bit earlier by starting your tarragon indoors.

Last Frost Date

The average date of last frost is March 15 in Killeen. You should expect an average low temperature of 15°F in the coldest months of winter.

It's important to remember that USDA zone info for Killeen is not always accurate and the actual date of last frost is different every year. Half of the time in Killeen last frost occurs after March 15 so be sure to be ready to cover your tarragon in the event of a late frost.

USDA Zone Info for Killeen

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Killeen

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