Tom Spencer, host of The Wildflower Hour, has been answering Central Texas' gardening questions since 1983. The Wildflower Hour focuses on landscape and ornamental gardening with an emphasis on native plants and organic approaches. Spencer was trained as a landscape designer in Houston and worked in the nursery and landscape business for several years before switching to a communications career that includes writing about gardening and hosting "Central Texas Gardener" for Austin's Public Television station, KLRU.