Contains (2) 11" x 11" greenhouses, 34 Jiffy-7 pellets per greenhouse, 2 capillary mats to give plants proper moisture and 4 water tubes with level marker to eliminate guesswork. Clear dome maintains greenhouse humidity and temperature forhealthier seedlings. 100 percent biodegradable peat pellets, made of Canadian sphagnum peat moss and wood pulp, expand with water to pot and soil in 1 to provide a rich, high-quality growing environment and can be planted directly in ground or larger containers to minimize transplant shock.