South New Castle's Hardiness Zone
Our records indicate the United States Department of Agriculture has given South New Castle 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 South New Castle's climate. If you are looking for plants suitable for growing in the South New Castle area, head on over to our page on plants that grow well in South New Castle, PA.


Small Greenhouse Kit

Hoeing Ain't Easy Garden Sign

Fiskars Garden Harvest Basket

Raised Garden Bed Kit

Large Greenhouse Kit
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 South New Castle is in growing zone 6a this means that plants there can survive temperatures as low as 10 to 15 degrees Fahrenheit. Plants chosen for South New Castle'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: 16102
Longitude: -80.3456
Latitude: 40.9748
Lowest Avg Temperatures (F): -10 to -5

Seed Starting Trays

Metal Arbor Trellis

Reusable Grow Bags

Raised Garden Bed Kit
