PlantGuy's Chelated Iron 43g (13%) (EDTA) for 500ml dry mix free shipping
We currently have 50 in stock.
Which type of iron you use depends on how hard your water is. If your PH is around 6.5 or below 13% EDTA is a fine option. If you PH is above that, DTPA 11% is a better option as the iron is available to plants for a longer period of time in the harder water
Mix package with 500ml of distilled or RO water. Dosing 2ml per 10g will raise Fe to Estimative index levels of 0.5ppm
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