IWS Control Units Bulky it delivers a heavy phosphorus

it delivers a heavy phosphorus hit right when plants need it most — around weeks five to six of the growing cycle — to initiate robust reproductive development and lay the groundwork for heavy flowering later on

and you've got a setup that works

plug directly into standard socket)

5 for nutrient uptake

Anyone wanting to avoid heat stress or high electricity bills during propagation

IWS Control Units Bulky it delivers a heavy phosphorusIWS Control Units Automated Flood & Drain Brain for Precise Hydroponic Management Best for: Growers wanting to automate nutrient delivery with minute level control across 648 pots without overcomplicating things Our thoughts The IWS brain is what separates a flood & drain system from actual automation. It does the heavy lifting timing feeds, managing water return, oxygenating roots while you get on with other things. Built in the UK by Nutriculture,