Pear Rust - Gymnosporangium sabinae
Description
Like many rust diseases, G. sabinae requires two different hosts to complete its life cycle from year to year. Juniper is the winter host and pear is the most common summer host.
Identification difficulty
Habitat
On Pear and Juniper.
When to see it
Winter on Juniper and summer on Pear.
Life History
The disease can be particularly damaging on pear, resulting in complete defoliation and crop loss if not treated.
UK Status
Widespread and fairly frequent in England at least.
VC55 Status
Fairly frequent in Leicestershire and Rutland.
David NichollsRatby garden30 September 2019
Graham CalowFoot of Croft Hill30 September 2014Pear rust gall on Pear (Pyrus communis)
Peter SmithCropston garden24 August 2012Underside of leaf
Alan SemperStathern17 October 2013
David NichollsRatby garden27 September 2013
David NichollsRatby garden27 September 2013underside of leaf
Leicestershire & Rutland Map
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MAP KEY:
Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015
UK Map
Peter SmithCropston garden24 August 2012Top of leaf - on Conference Pear
Ron.stevensbroughton Astley Allotments04 September 2016
Ron.stevensbroughton Astley Allotments04 September 2016
Craig Mabbettcountesthorpe back garden20 September 2014
Peter SmithCropston garden29 September 2012
Peter SmithCropston garden24 August 2012Underside of leaf
Graham CalowBroughton Astley13 September 2013
Graham CalowBroughton Astley13 September 2013
Graham CalowLeicester Road, Sapcote17 September 2015underside of leaf
Graham CalowLeicester Road, Sapcote17 September 2015
Alan SemperStathern17 October 2013Barnacle like growths on underside of leaf
Alan SemperStathern17 October 2013Upperside of leaf
Alan SemperStathern17 October 2013
