Fern Forest's Hardiness Zone

Our records indicate the United States Department of Agriculture has given Fern Forest a growing zone designation of 11a. Sometimes also called the planting zone or hardiness zone, this zone number gives you an idea of what plants can and cannot grow in Fern Forest's climate. If you are looking for plants suitable for growing in the Fern Forest area, head on over to our page on plants that grow well in Fern Forest, HI.

Worm Composting Kit

Complete kit for starting your own worm composting system.

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.

Reusable Grow Bags

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

Shiitake Mushroom Kit

Grow your own delicious shiitake mushrooms at home.

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 Fern Forest is in growing zone 11a this means that plants there can survive temperatures as low as 10 to 15 degrees Fahrenheit. Plants chosen for Fern Forest'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: 11a

Zip Codes: 96785

Longitude: -155.1324

Latitude: 19.4648

Lowest Avg Temperatures (F): 40 to 45