Three Rocks's Hardiness Zone

Our records indicate the United States Department of Agriculture has given Three Rocks a growing zone designation of 9b. Sometimes also called the planting zone or hardiness zone, this zone number gives you an idea of what plants can and cannot grow in Three Rocks's climate. If you are looking for plants suitable for growing in the Three Rocks area, head on over to our page on plants that grow well in Three Rocks, CA.

Stainless Steel Garden Tool Set

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

Metal Arbor Trellis

Decorative arbor trellis for climbing plants and garden entrance.

Large Greenhouse Kit

Spacious greenhouse for extending your growing season.

Reusable Grow Bags

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

Small Greenhouse Kit

Compact greenhouse perfect for small spaces.

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 Three Rocks is in growing zone 9b this means that plants there can survive temperatures as low as 10 to 15 degrees Fahrenheit. Plants chosen for Three Rocks'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.

Metal Arbor Trellis

Decorative arbor trellis for climbing plants and garden entrance.

Hoeing Ain't Easy Garden Sign

Fun and decorative garden sign to add personality to your space.

Raised Garden Planter

Elevated planter for easy access and better drainage.

Small Greenhouse Kit

Compact greenhouse perfect for small spaces.

Self Watering Plant Pots

Innovative pots that maintain optimal moisture levels.