News and Articles
04 Dec 2019
Announcing a new three-year project on the management of bacterial plant diseases. The primary aim of the project is to improve the management or control of high priority bacterial diseases of horticultural crops through the use of healthy starting material.…
Carrot Field Storage: Presentation at MohrenForum 2019
18 Jan 2019
Handout of presentation on Carrot Field Storage at the 2019 MöhrenForum in Verden, Germany is now available to download.
Review of Bacterial Plant Diseases
15 Oct 2018
The handout of our presentation on Bacterial Plant Diseases at the BCPC Diseases Review at Cambridge on 12th October 2018 is now available on the downloads page.…
26 Sep 2017
Concerned about bacterial blight on coriander? A few thoughts and notes following recent outbreaks of coriander bacterial blight caused by Pseudomonas syringae pv. coriandricola in the UK.
New Lab Up and Running
09 May 2017
Our new lab in Harbury nr Leamington Spa is now up and running, following our move from Ryton at the beginning of the year. We are happy to receive plant heatlh clinic samples and seed health testing samples at the new place.
Carrot field storage
28 Feb 2017
We are having an open afternoon from 2-4 pm at the Yorkshire trial site. A chance to see the different treatments and their impact on quality first hand.
Carrot field storage - New report
17 Jan 2017
Our report on the first year of AHDB-Horticulure project FV 398b that is loolking at alternative 'insulation' materials for carrot field storage is now available from the AHDB-Horticulture website.
Onion neck rot report
15 Jun 2016
Our report on onion neck rot pathogens and seed treatments can now be downloaded from the HDC website. Around 26% of 2015 commercial bulb onion seed lots were found to be infested with neck rot. Both of the main neck rot pathogens Botrytis aclada and B. allii were detected, including from fungicide-treated seed.…
01 Sep 2015
Most UK carrots for winter/spring use are stored in situ in the field, covered with a thick layer of straw insulation.…
01 Feb 2015
HDC is funding Plant Health Solutions to investigate seed-borne neck rot in onions. Neck rot can cause significant losses in stored onions. It is mainly caused by two species of Botrytis: B. aclada, B. allii; that were previously lumped together as one species (B. allii).…
Bacterial canker of stone fruit - New factsheet
07 Feb 2014
Bacterial canker is a destructive disease of cherries and plums, potentially killing trees. It is caused by two distinct pathovars of Pseudomonas syringae: pv. morsprunorum and pv. syringae. We have produced a new factsheet targeted at its management in the nursery situation that has recently been published by the HDC.
Bacterial diseases of herbaceous perennials - New Factsheet
31 Jan 2014
A new factsheet on bacterial diseases of herbaceous perennials has recently been published by the HDC. Bacterial diseases can cause significant losses to growers of herbaceous perennials, but often go unrecognised until it is too late for effective control.…
Onion storage rots caused by Burkholderia gladioli
20 Nov 2013
The most common cause of bacterial rots in stored onions in the UK seems to be Burkholderia gladioli pv. alliicola (formerly called Pseudomonas gladioli pv. alliicola). Problems are perceived to be worse in crops grown from sets, and in wet seasons.…
Bacterial diseases of herbaceous perennials - New report
11 Oct 2013
Our final report for HDC project HNS 178 on bacterial diseases of herbaceous perennials is now available on the HDC website. Highlights include recommended health standards for Xanthomonas in Erysimum cuttings / plug plants and Pseudomonas syringae pv. delphinii in Delphinium seed.…
Biological control of onion neck rot
18 Sep 2013
The handout of a new poster describing the latest results from a project to identify commercial biological seed treatments for onion neck rot is now available to download. The disease is caused by Botrytis aclada (allii) and has been reported to cause up to 48% losses in stored bulbs.…
05 Jul 2013
Bacterial canker is probably the number one killer of plums and cherries. It is caused by two distinct pathovars of Pseudomonas syringae: pv. morsprunorum and pv. syringae. As well as stem cankers, they also cause leaf spots, shot-holes, bud death, shoot diesback and flower blights.…
Disinfection of pruning tools
12 Feb 2013
Research by Plant Health Solutions on practical methods for disinfection of pruning tools in the field is highlighted in the February edition of HDC News. The research tested a number of options for reducing the potential transfer of the plum and cherry bacterial canker pathgoen (Pseudomonas syringae pv.…
Elsoms Onion Conference
07 Nov 2012
Steve Roberts of Plant Health Solutions will be presenting some of the latest work on onion storage rots caused by the fungus Botrytis aclada/alli and the bacterium Burkholderia gladioli pv. alliicola at the Elsoms Onion Conference.
HDC Website upgrade breaks links
09 Aug 2012
Due to an "upgrade" to the HDC website, many of the links to reports and documents are now broken. We apologise for this inconvenience, but it is beyond our control. We will endeavour to correct as time permits.