Cos Cob's Hardiness Zone

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

Shiitake Mushroom Kit

Grow your own delicious shiitake mushrooms at home.

Deluxe Plastic Watering Can

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

Stainless Steel Garden Tool Set

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

Seed Starting Trays

Perfect for starting seeds indoors before transplanting to your garden.

Hydroponic Garden Grow Kit

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

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 Cos Cob is in growing zone this means that plants there can survive temperatures as low as 10 to 15 degrees Fahrenheit. Plants chosen for Cos Cob'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.

Small Greenhouse Kit

Compact greenhouse perfect for small spaces.

Rustic Iron Garden Trellis

Sturdy trellis for supporting climbing plants and vines.

Deluxe Plastic Watering Can

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

Metal Arbor Trellis

Decorative arbor trellis for climbing plants and garden entrance.

Worm Composting Kit

Complete kit for starting your own worm composting system.