Athena CaMg, Calcium, Magnesium & Iron Hydroponic Supplement, for Heavy Plant Growth and Development Phases, 1 Gallon food-&-water-storage Instead of having to wait

Instead of having to wait six days between treatments

Explore more vibrant flower seed varieties in our Flower Seeds Collection

Powerful Grow Light: Photontek is proud to introduce their most potent grow light to date

Nordic Pure 12x24x2 MERV 13 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that attracts and capture most airborne particulates in your home

Blue color makes stains and splashes on fabric less conspicuous

Athena CaMg, Calcium, Magnesium & Iron Hydroponic Supplement, for Heavy Plant Growth and Development Phases, 1 Gallon food-&-water-storage Instead of having to waitDescription Comprehensive Nutrient Supplement: Provides crucial Calcium, Magnesium, Iron, and Nitrogen to promote optimal plant vitality and growth. Versatile Use: Ideally suited for use with Athena's 2 part liquid formulas, particularly in systems utilizing reverse osmosis (RO) water or growing mediums like coco and rockwool. Corrects Deficiencies: Effectively addresses common nutrient deficiencies without disrupting the overall elemental balance.