Ferry Morse Jiffy Gro-Dome is a clear dome cover for Jiffy plant trays that provides growers the start for the cultivation of plants. A plastic Gro-Dome that can fit any 11 inch x 22 inch Jiffy plant tray. Gro-dome allows one to create a greenhouse effect to help maintain heat and humidity and aid in the successful germination of seed, when starting indoors. Planting Trays are made of opaque plastic for rooting protection and transparent plastic lid for ideal light. The planting and germination trays and domes have special water channels, which make watering very easy.