Roots Organics Elemental Size:3 lb Construction: NSF approved PVC

Construction: NSF approved PVC

your plants will experience improved heat and cold tolerance

Benefits of silicon include greater tolerance of environmental stresses and mineral toxicity or deficiency

Set upright on their feet for 3 hrs prior to use

Pumps at up to a 35 ft

Roots Organics Elemental Size:3 lb Construction: NSF approved PVCRoots Organics Elemental macronutrient and micronutrient supplement was specifically created to augment calcium and magnesium levels and prevent deficiencies that can occur with fast growing plants. Elemental contains two absolutely essential macronutrients: calcium, an essential nutrient for plant health due to its role in cell walls, membranes and other biochemical processes; and magnesium, which is a central component of the chlorophyll molecule.