gen was discovered on Rhododendron originating in France in Lancashire on 23 February, and on plants from the Netherlands on a site in West Sussex on 8 March.
Outbreaks of 'sudden oak death' also occurred on plants originating in the UK on sites in Cumbria on 10 March and in Cornwall on 28 February.
Also in Cornwall, P. ramorum was found on Pieris on 18 February.
In addition, Pieris found affectd by the pathogen in Devon, Cornwall on 10 and 11 February were destroyed as were Rhododendron in Staffordshire on 14 February.
For further Horticulture Week stories on Phytophthora ramorum, click here.
For a copy of Fera's latest weekly Pest & Disease report click on the attachment below.