It Is Clean, Light Weight, Has No Dust, No Pest, Inert And Hygienic And Does Not Stain Flooring If Spilled. Makes The Plants Look Attractive. Has Long Life, High Durability & Can Be Reused. Mainly Used For Indoor Containers And Flower Boxes, Bonsai Cultivation, Aquarium, Roof Garden, Green Vegetables Cultivation Used For Flower Beds In Large Buildings And Complexes Where Great Importance Is Given To Cleanliness. LECA Has 3 Very Desirable Growing Properties …1.It Is Extremely Porous: This Provides Abundant Air And Oxygen To The Roots Of The Plants. The Healthy Roots Are Less Prone To Disease And Rotting. 2. It Has Capillary Properties: This Means That Dry LECA Absorbs Water And Wicks It Upwards To Provide Water To The Plants. 3. It Does Not Compact Or Decay Over Time. All These 3 Properties Make For An Ideal Growing Environment For The Plant Roots. Gardeners Use LECA Clay Because Of Its Flexibility. LECA Clay Is Great For Use As A Soil Addictive, A Soil Replacement, Or A Decorative Layer At The Rim Of Indoor Or Outdoor Garden Pots Which Also Helps The Soil Retain Moisture. The Most Common Application For LECA Clay Are Hydroponic And Aeroponic Systems. The Clay Holds Water So That Roots Stay Aerated And Healthy. Suitable For Use In All Types Of Systems Includes Deep Water Culture, Ebb And Flow, Drip Feed Systems, NFT, And Aeroponic. LECA Clay Is Non –Toxic, Sterile And PH Neutral.