Athena CaMg Size:5 Gal portable way to accurately measure

portable way to accurately measure and monitor pH levels in a wide range of media

#741626 is 20 in x 4

Actual size: 5

simply unscrew the end cap and insert it into any household light fixture with the same size standard base

Hydrofarm's reflective metalized film makes the most efficient use of your lighting by reflecting light onto your plants

Athena CaMg Size:5 Gal portable way to accurately measureAthena CaMg is designed to supplement either of our 2 part liquid formulas. Some cultivars and growing conditions may require higher doses of Calcium, Magnesium, Iron and Nitrogen during heavy growth and development phases. This product effectively corrects these common deficiencies without throwing off overall elemental balance. In systems using reverse osmosis (RO) water and plants grown in inert media, such as coco and rockwool, Athena CaMg is