Emerald Harvest - Cal-Mag Plagron strengthened lamp holder

strengthened lamp holder

Best suited to the vegetative stage of a grow running the full Grow

it works by providing the building blocks your plants need to maximise aroma

Use with every feeding if you want consistent results

Emerald Harvest - Cal-Mag Plagron strengthened lamp holderEmerald Harvest Cal Mag Calcium and Magnesium Supplement for Coco and Hydro Best for: growers running coco coir or hydro systems who need extra calcium and magnesium to avoid deficiencies during peak flower. Our thoughts Cal Mag deficiencies are one of the most common issues we see reported by new coco growers, and this is the straightforward fix. It's not glamorous, but a bottle of this sat on the shelf saves a lot of head scratching over yellowing