One of the first steps you take when you are figuring out your gardening schedule is find your 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.

You can figure out when it's a good idea to plant achillea in Goodlettsville by looking at the USDA zone info.

Planting Calendar for Achillea

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

Achillea do well in cold which tells us that you can start planting them much earlier than other frost tender plants.

The earliest that you can plant achillea in Goodlettsville 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. You probably don't want to wait any later than that or else your achillea may not have a chance to fully mature. If you are starting your achillea indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Goodlettsville. You should expect an average low temperature of 0°F in the coldest months of winter.

Remember that USDA zone info for Goodlettsville is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Goodlettsville you get a frost after April 15 so be sure to be ready to protect your achillea if you have a surprise late frost.

USDA Zone Info for Goodlettsville

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Goodlettsville

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