Four-County Master Gardeners present the conference, “Sparking Creativity in Your Garden,” from 9 to 4 at Daniel Technology Center in Culpeper. Includes four presentations (“Totally Tropical” and “Great Natives for Your Virginia Garden” with Dr. Holly Scoggins of Virginia Tech, and “Garden Flow” and “Photography and the Garden” with Karen Rexrode, former nursery owner and professional photographer). Cost is $40 ($35 for active master gardeners) and includes lunch. Advance registration requested. Visit fourcountymastergardener.org or call 540-543-2220.