How to Use Sulphate of Iron - HowtoGarden.ie
2016-1-14 · Mixing Iron Sulphate (Soluble Iron or Iron Sulphate) You should always apply iron sulphate products to the whole lawn in an evenly distributed manner. You can apply by pressure sprayer, watering can or even by sprinkling dry powder (not recommendedasit can be uneven distribution) How much mixture do you need?
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