Use the jiffy greenhouse as the perfect way to start your seedlings indoors before the growing season. A great way to get a jump on growing! Made specifically to work with Jiffy 7 peat seed starter pellets, the greenhouse dome channels water and accomodates the expanded seed starter pellets. The dome creates a perfect greenhouse environment temperature and humidity. These indoor greenhouses are an easy and mess free way plants early. Perfect seed starting system for growing an indoor herb garden.