She provides a variety of educational programs to garden clubs, civic groups, and homeowners associations. Since 1991, Grupp has team taught pesticide training and safety for the Commercial Pesticide Applicator Training Clinics in northeastern Illinois. She provides seasonal educational training for retail garden center staff focusing on plant and pest identification and recommendations for control. Most people have grown something at some point in their life. They may have memories of growing and harvesting tomatoes, planting bulbs, or selecting their favorite flowers from their perennial border.
Horticulture therapy uses plants and floristry to reach out to people.
It helps them develop a relationship among themselves, others, and their environment. Grupp provides support and leadership to horticulture therapy programs in DuPage County. DuPage Master Gardener volunteers conduct horticultural acitivities at three sites throughout the garden season, including Marianjoy Rehabilitation in Wheaton, Americana in Naperville, and The Terrace in West Chicago. In addition, she is regularly featured on cable TV and in various newspapers.