When to Plant Chard in Mount Horeb, WI

The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Mount Horeb should be used to estimate when it's a good idea to plant chard.


Planting Calendar for Chard

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

Since chard are one of those plants that can tolerate a little bit of cold weather you can plant them just a bit earlier in the year than other frost tender plants.

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 Mount Horeb 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. If you wait any later than that and your chard may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your chard indoors.

Last Frost Date

The average date of last frost is April 15 in Mount Horeb. In the coldest months of winter you should expect an average low temperature of -20°F.

Always keep in mind that USDA zone info for Mount Horeb is an average and the actual date of last frost will vary from year to year. Since half of the time in Mount Horeb there is a last frost after April 15 be ready to cover your chard in the event of one of those late frosts.

USDA Zone Info for Mount Horeb

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Mount Horeb

You may be interested in your other planting guides for Mount Horeb.