Emerald Harvest - Cal Mag Size:9.46L EC between 1

EC between 1

Delivers the best results when used alongside the rest of the Oldtimer range

One of the most important functions of GPF is its ability to transport vita yield enhancers and nutrients to where they are needed most

healthy growth and high quality yields

elongation and nutrient transport are all vastly accelerated

Emerald Harvest - Cal Mag Size:9.46L EC between 1Keep your plants productive and green with Cal Mag, Emerald harvests Calcium Magnesium supplement. Cal Mag helps regulate plant growth and productivity and ensures essential chlorophyll levels when growing in coco, soil as well as other media. Cal Mag is a calcium magnesium supplement from Emerald Harvest. Containing top quality ingredients, Cal Mag is designed to nourish crops with extra calcium and magnesium and create the right conditions for