Whitten's Hardiness Zone

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

Hydroponic Garden Grow Kit

Grow fresh herbs and vegetables year-round with this indoor hydroponic garden system.

Deluxe Plastic Watering Can

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

Self Watering Plant Pots

Innovative pots that maintain optimal moisture levels.

Shiitake Mushroom Kit

Grow your own delicious shiitake mushrooms at home.

Seed Starting Trays

Perfect for starting seeds indoors before transplanting to your garden.

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 Whitten is in growing zone 5a this means that plants there can survive temperatures as low as 10 to 15 degrees Fahrenheit. Plants chosen for Whitten'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: 50269

Longitude: -93.0092

Latitude: 42.2626

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