College Springs's Hardiness Zone

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

Reusable Grow Bags

Breathable fabric grow bags that promote healthy root growth for your vegetables and fruits.

Shiitake Mushroom Kit

Grow your own delicious shiitake mushrooms at home.

Brass Decorative Faucet Handle

Elegant brass handle to enhance your garden faucet.

Rustic Iron Garden Trellis

Sturdy trellis for supporting climbing plants and vines.

Brass Watering Can

Elegant brass watering can with classic design and durability.

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 College Springs is in growing zone 5b this means that plants there can survive temperatures as low as 10 to 15 degrees Fahrenheit. Plants chosen for College Springs'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: 51637

Longitude: -95.121

Latitude: 40.6214

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