Emerald Harvest - Cal-Mag Size:22.71 Litre Strengthens roots and stems

Strengthens roots and stems

High humidity can destroy entire crops by slowing down growth rates and encouraging mould and mildew

Metal Corners and click-lock poles for a framework that's as strong as anything else on the market - easily capable of supporting your growroom equipment (and then some

The Flexi Tank packs up flat and can be set up in minutes making it far more convenient than any rigid plastic tank – brilliant

Transplanting – to reduce shock and encourage root growth

Emerald Harvest - Cal-Mag Size:22.71 Litre Strengthens roots and stemsBoosts Photosynthesis Rates and Nutrient Transport for Enhanced Growth Cal Mag, from California's Emerald Harvest, maintains optimal growth rates by providing a source of calcium and magnesium two secondary macro nutrients that play hugely important roles in plant health. Cal Mag will assist with the transport of other nutrients and increase photosynthesis rates, while helping to get the best out of your other boosters during peak flower. Essential