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Diseases
17 February 2023
Read about bacterial leaf spot of ivy: symptoms and biology
17 February 2023
Read about bacterial leaf spot of ivy: prevention and control
7 October 2022
This factsheet provides growers with practical guidance on how to achieve wet heat sterilisation of pots to permit their reuse.
25 November 2021
This Factsheet provides information on the leaf-spot disease of hebe caused by a Stemphylium species, it also provides information on Septoria leaf spot and other foliar diseases affecting the crop. It should assist in their accurate identification and help in the implementation of appropriate control measures.
25 November 2021
This factsheet provides growers with information about the key pests, diseases, aquatic weeds and algae in the production of aquatic and pondside ornamental plants. It aids growers in the recognition of each organism and the damage they cause. It also provides guidance in control through cultural, biological and chemical means.
17 February 2022
This factsheet describes the symptoms caused by these three pathogens, their biology, and provides a management strategy for disease control.
27 August 2020
Downy mildew diseases, although they tend to be sporadic, can seriously damage hebe, rose and several other major nursery stock and herbaceous perennial species. This factsheet provides guidance on how to minimise losses by: the use of clean stock plants; good nursery hygiene; avoiding environmental conditions favourable for disease development and by fungicide treatment.
17 February 2022
This factsheet provides guidance on how to minimise losses by the various key foliar diseases of roses (including lack spot, downy mildew, powdery mildew and rust) by good nursery hygiene, avoidance of environmental conditions favourable for disease development and by appropriate fungicide treatment.
25 November 2021
This factsheet provides information about Phytophthora ramorum in the UK, including its symptoms, sources and spread and gives practical advice about how to reduce risks and what to do if you suspect the disease is present on a site.
29 July 2022
A summary of our research for tree fruit crops for agronomists
18 November 2021
This factsheet describes the biology and symptoms of Pseudomonas syringae, the cause of bacterial canker, and summarises the results of an AHDB funded project on its control.
12 October 2021
A review of the literature of the Neofabraea species complex, causative agents of Gloeosporium rot in stored apple