Spencer's Hardiness Zone

Our records indicate the United States Department of Agriculture has given Spencer 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 Spencer's climate. If you are looking for plants suitable for growing in the Spencer area, head on over to our page on plants that grow well in Spencer, IA.

Brass Decorative Faucet Handle

Elegant brass handle to enhance your garden faucet.

Stainless Steel Garden Tool Set

Complete garden tool set with heavy-duty stainless steel tools for all your gardening needs.

Fiskars Garden Harvest Basket

Sturdy basket for collecting and carrying your garden harvest.

Wooden Chicken Coop

Spacious and secure home for your backyard chickens.

Raised Garden Planter

Elevated planter for easy access and better 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 Spencer is in growing zone 5a this means that plants there can survive temperatures as low as 10 to 15 degrees Fahrenheit. Plants chosen for Spencer'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: 51301

Longitude: -95.1534

Latitude: 43.1468

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