When to Plant Artemesia in Charleston, IL

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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.

In Charleston you can figure out when you can plant artemesia by using the USDA zone info.

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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 are barely cold tolerant which tells us that you can start planting them slightly earlier than plants that are more sensitive to the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant artemesia
Possibly ok, but a risky time to plant artemesia
Probably not a good time to plant artemesia

The earliest that you can plant artemesia in Charleston 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. You probably don't want to wait any later than that or else your artemesia may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your artemesia indoors.

Last Frost Date

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

Keep in mind that USDA zone info for Charleston is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Charleston you get surprised by a frost after April 15 be ready to protect your artemesia if you have a late frost.

USDA Zone Info for Charleston

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-10°F
Highest Expected Low-5°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 -5°F.

Plants to Grow in Charleston

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