Walnut Hill's Hardiness Zone

Our records indicate the United States Department of Agriculture has given Walnut Hill a growing zone designation of 6b. Sometimes also called the planting zone or hardiness zone, this zone number gives you an idea of what plants can and cannot grow in Walnut Hill's climate. If you are looking for plants suitable for growing in the Walnut Hill area, head on over to our page on plants that grow well in Walnut Hill, IL.

Metal Arbor Trellis

Decorative arbor trellis for climbing plants and garden entrance.

Shiitake Mushroom Kit

Grow your own delicious shiitake mushrooms at home.

Brass Watering Can

Elegant brass watering can with classic design and durability.

Raised Garden Planter

Elevated planter for easy access and better drainage.

Worm Composting Kit

Complete kit for starting your own worm composting system.

Understanding your growing zone is very important because it is a measure of the lowest temperature that a plant can survive, helping you to decide what plants would grow best in your particular climate. Since Walnut Hill is in growing zone 6b this means that plants there can survive temperatures as low as 10 to 15 degrees Fahrenheit. Plants chosen for Walnut Hill's climate should be chosen with this in mind or plants should be moved inside to keep their core temperature in the right range if necessary.

USDA Growing Zone: 6b

Zip Codes: 62893

Longitude: -89.0447

Latitude: 38.4777

Lowest Avg Temperatures (F): -5 to 0