When to Plant Chard in Charleston, IL

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of making a decision about when it's possible to plant chard is to refer to the USDA zone info for Charleston.

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Planting Calendar for Chard

Frost tolerance for chard: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

Chard do well in mild cold which tells us that you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

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

The earliest that you can plant chard in Charleston 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 chard and expect a good harvest is probably September. You probably don't want to wait any later than that or else your chard may not have a chance to really do well. If you are starting your chard indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Charleston. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Charleston is just an average the actual date of last frost will vary from year to year. Half of the time in Charleston last frost occurs after April 15 so always be ready to cover your chard in the event of 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.