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


Deluxe Plastic Watering Can

Raised Garden Bed Kit

Hydroponic Garden Grow Kit

Large Greenhouse Kit

Metal Seed Storage Box
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 Port Graham is in growing zone 6a this means that plants there can survive temperatures as low as 10 to 15 degrees Fahrenheit. Plants chosen for Port Graham'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: 6a
Zip Codes: 99603
Longitude: -151.8464
Latitude: 59.34
Lowest Avg Temperatures (F): -10 to -5

Rustic Iron Garden Trellis

Reusable Grow Bags

Shiitake Mushroom Kit

Self Watering Plant Pots
