• Blue Bird Nursery
• Bug Guide - (ISU Extension)
• Guide to Plant Societies and Associations - (PDF)
• HGTV Gardening Center
• Horticulture & House Pest News - (ISU Extension)
• Iowa Arboretum
• Iowa Master Gardeners
• ISU Department of Entomology
• ISU Department of Horticulture
• ISU Home Horticulture Resource Center
• Latham Park - (Sioux City)
• Lauritzen Gardens
• Lawn Care Guide
• List of Botanical Gardens in the U.S. - (Wikipedia)
• Master Gardener Program - (ISU Extension)
• Plant Encyclopedia - (Better Homes and Gardens)
• Sioux City Farmers Market
• Sioux City Rose Garden
• Weed Identification Guide - (University of Illinois)
• Yard and Garden Online - (ISU Extension)