Emerald Harvest Cal-Mag - 0.95L varo__400 Routinely disinfect the nutrient solution

Routinely disinfect the nutrient solution to prevent the build-up of algae and slimes

Contamination between solutions can easily occur

To purchase the heat mat please view the Heat N Grow - Heated Propagation Tray

and your work doesn’t end when you harvest

Emerald Harvest Cal-Mag - 0.95L varo__400 Routinely disinfect the nutrient solutionKeep your plants thriving with Cal Mag, a high quality calcium magnesium supplement from Emerald Harvest. Formulated with high quality ingredients, Cal Mag provides the extra calcium and magnesium needed to support vigorous flowering and heavy yields. It's particularly beneficial for media like coco coir, but any garden can reap its advantages. Cal Mag strengthens plants and helps correct nutrient deficiencies commonly found in various growing media.