Catit Design Senses Grass Garden Kit Grass Refill. Includes grass seed and vermiculite (substrate) for growing cat grass. Grass is a natural source of fiber that aids cat's digestion and helps prevent hairball buildup.
Guaranteed Analysis :
Barley Seeds (2.5%), Wheat Seeds, Pure Seed Mixture (97.5%), Inert Material (added Vermiculite) 97.5%. Germination tested: 85%