A white fabric gazebo shelters an outdoor dining area at the Florida Orchestra Guild/St. Petersburg designer show house. Designer: Deborah Devine of Home Depot. The house, at 2330 Pinellas Point Drive S, St. Petersburg, is open through March 30. Hours: 10 a.m.-4 p.m. Monday through Saturday, noon to 4 p.m. Sunday. Information: (727) 867-5667. Tickets: $10.