Coping with leaf spot
15 Apr 2011 | by Dove Associates
How to avoid losses from this common plant disease.
Pustules make this a relatively simple problem to identify but action must be taken to avoid damage.
How to avoid losses from this common plant disease.
Background During November 2010, Acacia sp., Banisteriopsis caapi and Brugmansia sp. plants imported by courier from the USA, were inspected by the Plant Health and Seeds Inspectorate (PHSI) and found to be infested with whiteflies. Samples were submitted to The Food and Environment Research...
What is it and where is it found? Phytophthora ramorum is a serious fungus-like pathogen causing damage to a wide range of trees and plants in Europe and the USA. In the EU, P. ramorum has been recorded as present in Belgium, Czech Republic (eradicated nursery finding), Denmark, Estonia, Finland,...
Background While surveying North Warren RSPB Reserve, Suffolk, in September 2007, Heteroptera recorder Nigel Cuming found large numbers of an unfamiliar species of ground bug. Heteroptera experts Bernard Nau and Bill Dolling confirmed the identity of the bug as Nysius huttoni White ( Heteroptera:...
Background Leucinodes orbonalis (Guene ) (Lepidoptera: Crambidae) is frequently intercepted by the Plant Health Service in England and Wales on imports of aubergine from Asia and Africa. Between 1999 and 2008 it was intercepted on 104 occasions, 60 of these on Solanaceae from Asia. The caterpillar...
Two-spotted spider mite can be controlled in many ways. ADAS UK senior consultant John Buxton explains some of the options for growers of protected nursery stock.
There are over a million beetle species, including both pests and beneficials, such as ladybirds, rove beetles and ground beetles.
With their pear-shaped bodies, long antennae and a pair of rear-end siphunculi — or “exhaust pipes” as they are sometimes described — aphids are one of the most easily recognised and common glasshouse pests.
A guide to identifying and treating this fungal disease, which can lead to defoliation and die-back.



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