Growing Guides for “Sunflowers”

University of Minnesota - Sunflowers | UMN Extension

Purdue University - Sunflower

Texas A&M University - Sunflower-Production Guide | Texas A&M AgriLife Research and Extension Center at San Angelo

University of Georgia - Growing Sunflowers in the Home Garden | UGA Cooperative Extension

University of Missouri - Sunflowers: A Versatile Native Crop | MU Extension