Item shipped by supplier in a few working days Organic Corroborants Diato-Rock M 3ERRRE invigorating agent based on Diatomaceous algae €12.00 DiatoRock M Corroborant based on organic micronized powder derived from sedimentary silica rock. Its micro abrasive composition covers the tissues of the plant with a protective layer that is an obstacle and inappetizing to the phytophagous insect. Item shipped by the supplier with a dedicated courier. Allowed in organic... See