Old Monroe's Hardiness Zone

Our records indicate the United States Department of Agriculture has given Old Monroe a growing zone designation of 6b. Sometimes also called the planting zone or hardiness zone, this zone number gives you an idea of what plants can and cannot grow in Old Monroe's climate. If you are looking for plants suitable for growing in the Old Monroe area, head on over to our page on plants that grow well in Old Monroe, MO.

Large Greenhouse Kit

Spacious greenhouse for extending your growing season.

Seed Starting Trays

Perfect for starting seeds indoors before transplanting to your garden.

Reusable Grow Bags

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

Brass Watering Can

Elegant brass watering can with classic design and durability.

Deluxe Plastic Watering Can

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

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 Old Monroe is in growing zone 6b this means that plants there can survive temperatures as low as 10 to 15 degrees Fahrenheit. Plants chosen for Old Monroe'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: 6b

Zip Codes: 63369

Longitude: -90.7468

Latitude: 38.9379

Lowest Avg Temperatures (F): -5 to 0