Holding(s) in Company

Plant Impact plc

("Plant Impact" or the "Company")

Notice of Interest

Plant Impact announces that on 4 March 2013 it received notice that following the disposal of ordinary shares in the capital of the Company ("Shares") on 28 February 2013, Henderson Global Investors, which previously had an indirect interest in 3,318,000 Shares as a discretionary fund manager, no longer has a disclosable interest in the share capital of the Company.

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Plant Impact develops and markets crop yield enhancement products. Plant Impact products improve crop yields and quality by reducing plant stresses associated with excessive temperature, salinity, drought and UV light. The Company sells its products directly and through licensing agreements with international agrochemical companies. The Directors believe that Plant Impact is differentiated from its competitors by its offer of safe and effective products in this new sector which provide compelling returns to growers.

For further information please visit www.plantimpact.com