Jiffy Professional 25-Cell Seed Starting Greenhouse with SUPERthrive

25-cell 42mm greenhouse. Get your seedlings started off strong with the sample of SUPERthrive, a kelp-based vitamin for plants that is included. Seeds are not included. Includes (1) clear plastic humidity dome, (1) watertight base tray, (25) 42mm peat pellets, SUPERthrive sample, and (6) plant markers.