One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Louisville should be read to figure out when it's a good idea to plant artemesia.

Planting Calendar for Artemesia

Frost tolerance for artemesia:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Artemesia do ok in some cold which means that you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant artemesia in Louisville 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 artemesia and expect a good harvest is probably August. Any later than that and your artemesia may not have a chance to fully mature. Starting your artemesia indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Louisville. You can expect an average low temperature of 10°F in the coldest months of winter.

It's important to remember that USDA zone info for Louisville may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Louisville you get a frost after March 15 be ready to protect your artemesia in the event of a late frost.

USDA Zone Info for Louisville

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 Louisville

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