Farmington's Hardiness Zone

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

Wooden Chicken Coop

Spacious and secure home for your backyard chickens.

Seed Starting Trays

Perfect for starting seeds indoors before transplanting to your garden.

Deluxe Plastic Watering Can

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

Metal Seed Storage Box

Organized storage solution for your seed collection.

Raised Garden Bed Kit

Easy-to-assemble raised garden bed for better soil control and drainage.

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

Zip Codes: 61531

Longitude: -90.0024

Latitude: 40.697

Lowest Avg Temperatures (F): -15 to -10