G.A.S. Intelligent Humidity Controller plant health Black Pearl™ is more than

Black Pearl™ is more than just high-quality charcoal

rough woodlouse

Even if you use mineral fertilisers

Coco and Hydroponics

rapidly proving itself to be one of the best floral stimulator's money can buy for any media type

G.A.S. Intelligent Humidity Controller plant health Black Pearl™ is more thanThe Intelligent Humidity Controller monitors your environment and controls the humidity levels to VPD, vapour pressure deficit or relative humidity. Humidity is a complicated business. Dry air allows water to evaporate, which leads to plants transpiring or water evaporating from the leaves. In turn they draw up too many nutrients and burn the leaves. Whereas, if your humidity is too high condensation can form on the leaves and cause mould. Your plants