Royal Horticultural Society pests, diseases & invasives

Date posted: 16 October 2010  -  Permalink / Shortlink

Links to the RHS website

The ROYAL HORTICULTURAL SOCIETY is undertaking a web survey of four invasive non-native insects: you can help them track Rosemary beetle, Lily beetle, Berberis sawfly and Hemerocallis gall midge.


The RHS is also carrying out research on a diversity of plant pathology problems: