Fertilizer mixer for liquid fertilization without a watering can, the well thought-out dosing system ensures precise mixing of water and commercially available liquid fertilizer, water connection pressure min 1.5 bar to max 5 bar, precise dosing of the liquid fertilizer (dilution 1% = 1 liter of fertilizer is sufficient for 100 liters), 4 Concentrations selectable 0.2, 0.5, 1.0 and 2.0%, higher water flow: at 4 bar new 14 lmin., Simple rinsing with neutral position (no fertilizer added to the water = pure running water 14 lmin.), Handle can be swiveled towards the container, Quickly and easily installed (quick release fastener and screw fastener), robust, handy device for commercially available liquid fertilizers, maintenance-free, easy to clean, Aquamix 1.25 V for liquid fertilizers and EM products (effective microorganisms), not suitable for nematodes