Knowlton's Hardiness Zone

Our records indicate the United States Department of Agriculture has given Knowlton a growing zone designation of 5a. Sometimes also called the planting zone or hardiness zone, this zone number gives you an idea of what plants can and cannot grow in Knowlton's climate. If you are looking for plants suitable for growing in the Knowlton area, head on over to our page on plants that grow well in Knowlton, WI.

Metal Seed Storage Box

Organized storage solution for your seed collection.

Deluxe Plastic Watering Can

High-capacity watering can with comfortable grip and precise spout.

Metal Arbor Trellis

Decorative arbor trellis for climbing plants and garden entrance.

Cluck Around Sign

Whimsical sign for your chicken coop area.

Hoeing Ain't Easy Garden Sign

Fun and decorative garden sign to add personality to your space.

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 Knowlton is in growing zone 5a this means that plants there can survive temperatures as low as 10 to 15 degrees Fahrenheit. Plants chosen for Knowlton'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: 5a

Zip Codes: 54455

Longitude: -89.6803

Latitude: 44.7189

Lowest Avg Temperatures (F): -20 to -15