MANILA, Philippines - Different models of Hobbyist Greenhouses are on display to educate the gardener-wannabes. Different models of greenhouses are exhibited for different purposes. Vegetable, herb growing or for expensive plants, different watering equipment, canopies, movable side-walls and beds are also on display. The exhibit will show how the hobbyists can attach poly films, what types of irrigation equipments are suitable for specific crops, and how to erect a greenhouse economically.