Soil Types in Yankton County, South Dakota
Yankton County has 7 zip codes in our database. Explore the soil types, hardiness zones, and gardening tips for this county.
Hardiness Zones
Yankton County spans USDA zones 5a through 5a.
Top Cities in Yankton County
Soil Types in Yankton County
Yankton County in South Dakota has 7 zip codes in our database. The most common soil type is Loam, found in 0% of the county. Understanding your local soil helps you choose the right plants and amendments for your garden.
Hardiness Zones in Yankton County
Yankton County is in USDA hardiness zone 5a. Your hardiness zone determines which perennial plants will survive winter in your area. Enter your zip code above to find your exact zone and get personalized planting recommendations.