Gardening questions? Contact a University of Minnesota Extension Master Gardener The University of Minnesota Extension provides evidence-based research and best practices to improve the land which sustains us. Written By: Brainerd Dispatch | × The arrival of spring in the Brainerd lakes area heralds the beginning of a new gardening season. Have your garden questions answered by contacting a University of Minnesota Extension Master Gardener who is a trained and certified volunteer for the University of Minnesota Extension. The University of Minnesota Extension provides evidence-based research and best practices to improve the land which sustains us. Horticultural best practices provide the opportunity to promote stewardship and sustainability.