Roots Organics Elemental Size:9 lb 2-Channel Low Drift NDIR (non-dispersive

2-Channel Low Drift NDIR (non-dispersive infrared) Gas Sensor

without retail wrapping or labeling

A premium Norwegian Sea Kelp blend derived by way of cold press which helps preserve its quality

by running treated water through the system regularly

Roots Organics Elemental Size:9 lb 2-Channel Low Drift NDIR (non-dispersiveRoots 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.