EcoLogic Solutions Plant Envi Plant Cleansing Solution, 1 Gallon - Case of 4EcoLogic Solutions Plant Envi Complete Plant Care from Seed to Harvest. EcoLogic Plant Envi is a plant cleansing solution for use in all gardens, nurseries, greenhouse, hydroponic, and traditional growing environments. This formula cleanses your seeds, roots, plants and produce, which is a safe way to promote efficient growth, photosynthesis, respiration and preservation. This solution can also be used to cleanse root zones, which leads to more