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

The growing zone is a measure of the lowest temperature that a plant can survive based on average lowest year temperatures, helping you to decide what plants would grow best in your particular climate. Since Grinnell is in growing zone 5b this means that plants there can survive temperatures as low as 10 to 15 degrees Fahrenheit. Plants for Grinnell'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.

Fiskars Garden Harvest Basket

Metal Arbor Trellis

Brass Watering Can

Raised Garden Bed Kit

Hoeing Ain't Easy Garden Sign
Grinnell's Growing Zone Details
USDA Growing Zone: 5b
Zip Codes: 50112
Longitude: -92.7244
Latitude: 41.7359
Lowest Avg Temperatures (F): -15 to -10

Worm Composting Kit

Shiitake Mushroom Kit

Self Watering Plant Pots

Fiskars Garden Harvest Basket

Metal Arbor Trellis
Map of Zone 5b
All Towns In IA

Metal Seed Storage Box

Rustic Iron Garden Trellis

Shiitake Mushroom Kit

Stainless Steel Garden Tool Set

Deluxe Plastic Watering Can
Plants For Other States:
Looking for the best plants in a different area of the United States? Click on a button below to find plants that are ideal for that state's temperatures.

Shiitake Mushroom Kit

Wooden Chicken Coop

Brass Watering Can

Metal Arbor Trellis

Self Watering Plant Pots
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