Chelsea Flower Show

22 May 2013, Chelsea Flower Show, London

The Food and Environment Research Agency (FERA) – a partner in the development of the OPAL tree health survey – hosted the 'Stop the Spread' garden at the Chelsea Flower Show to raise awareness of tree and plant diseases.

The garden featured the OPAL tree health survey to help visitors find out how to help control the spread of pests and diseases.

Take part in the tree health survey

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