It is always possible to prevent pests and disease by keeping your grow room sterile or using additives and supplements or our plant health products. Bacteria, fungus, mould are all caused by less than ideal conditions. They can also enter your room on the clothes you wear too, even bugs. However or whenever it happens we have the solution for you. We have organic solutions too. If you cant identify your pest simply add a yellow sticky trap until one is stuck then use your magnifying glass to identify it. SB plant Invigorator is a very good all rounder and the first product we apply to plants at any sing of issues.