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– Recommended starting EC for source water should be 0-20ppm
Reset for superior hard surface cleaning
soil applied fertilizers
It does NOT matter in what order A & B are added to the reservoir
To assemble this collapsible reservoir
Grodan Stonewool MacroPlugs (Case of 35 Bags) HGC733763 – Recommended starting EC forMacroPlugs are 1. 5 in round with a slit that allows easy insertion of a cutting. These loose round plugs fit perfectly into the Gro Block hole. For best results, always insert MacroPlugs in a tray with individual cells. The individual cell will make sure the plug stays closed around the stem of your cutting.
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