Summary: Oak tree. Guest: Sheri Herrera de Frey (ARBICO Organics). Beneficial nematodes; trichogramma wasps. The Dirt Doctor Home Page Organic Gardening Topics The Dirt Doctor Video Page Organic Garden Club of America The Dirt Doctor Facebook Page
Summary: Oak tree. Guest: Sheri Herrera de Frey (ARBICO Organics). Beneficial nematodes; trichogramma wasps. The Dirt Doctor Home Page Organic Gardening Topics The Dirt Doctor Video Page Organic Garden Club of America The Dirt Doctor Facebook Page