Soil Types in Union County, Indiana
Union County has 3 zip codes in our database. Explore the soil types, hardiness zones, and gardening tips for this county.
Hardiness Zones
Union County spans USDA zones 6a through 6a.
Top Cities in Union County
Soil Types in Union County
Union County in Indiana has 3 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 Union County
Union County is in USDA hardiness zone 6a. 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.