Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By referring to the USDA zone info for Jacksboro you will be able to estimate when it's possible to plant achillea.

Planting Calendar for Achillea

Frost tolerance for achillea:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Achillea can survive in pretty solid cold which means that you can plant them earlier in the year than other plants that might not handle the cold.

The earliest that you can plant achillea in Jacksboro 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 achillea and expect a good harvest is probably September. Any later than that and your achillea may not have a chance to really do well. Starting your achillea indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on March 15 in Jacksboro. You should expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Jacksboro is not always accurate the actual date of last frost is different every year. Half of the time in Jacksboro you get surprised by a frost after March 15 so make sure that you are ready to cover your achillea in the event of one of those late frosts.

USDA Zone Info for Jacksboro

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 Jacksboro

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