Fourth Generation Nuclear Reactors Take A Big Step Forward The 13 Best Plants to Repel Mosquitoes Bouqs Blog Amazon.com : 10 10 10 Plant Fertilizer Slow Release 10 10 10 All Purpose Granular Garden Fertilizer for Vegetables, Tomato, Arborvitae, Shrubs, Rose, Flowers, Fruit, Fig Trees (1 Quart) : Patio, Lawn & Garden Can somebody explain how this works? They seemingly are just growing on rocks with little or no soil. : r succulents