Uncle Milton's Table-top Hydroponic Mini Greenhouse Ages 8 and up. Grows vegetables, herbs, plants or flowers...without soil! Self-contained mini greenhouse that really works! Uses advanced agricultural Hydroponic Technology as it grows fresh vegetables, herbs, plants or flowers all year-round the easy way - without soil! Includes: Planting bed 10" long, Greenhouse incubator 10" high, Auto feed system, 24 oz. nutrient reservoir, Inert growing medium, nutrient mix, and gardening tools.