Essentials PLUS FLUSH is designed to clear unused nutrients from your plants, in the final week of flowering or 7-10 days of plant growth. Made from 100% natural minerals and plant extracts, Flush is very effective when the taste and texture of your crop is important. Can also be used to correct the results of accidental over-fertilisation, suitable for all systems and substrates. Key selling points: Clears nutrients from plants at the end of flowering Corrects over-fertilisation Use in any system or substrate Technical Specifications: Minimum Guaranteed Analysis: Phosphorus pentoxide P₂O₅ (water soluble) 0.7 % Usage rate: During last week of flowering - 5ml/L for all applications (use no other nutrients or additives) adjust pH to 5.5 To reduce and flush old nutrients from growing medium - 5 ml/L water for 1 -2 days