Garden in a Bag | Dog GrassGrow Dog Grass {Barley Grass, Hordeum vulgare} in a windowsill or any sunny spot indoors, year round, directly in the leak proof bag. Dogs love grass! Barley grass is good for dogs, providing essential vitamins and minerals. It is rich in Chlorophyll which acts as a natural detoxifier, mild antibiotic and deodorizer. An easy to grow treat for pet health and vitality. Includes: organic seed, OMRI listed soil, OMRI coconut husks for drainage,