Phytoptus avellanae
Description
Phytoptus avellanae is a gall mite species that induces big bud galls of up to 10 millimetres across, sometimes slightly open, on the buds of Hazel (Corylus avellana) and on Filbert (Corylus maxima).
Identification difficulty
Adult 
Gall 
Habitat
Galls may occur where the host species are found.
When to see it
Galls may be seen when the host species are in leaf.
UK Status
Widespread in Britain though not well recorded.
VC55 Status
Status in Leicestershire and Rutland not known
Graham CalowBurbage Wood21 March 2019
Graham CalowStoney Stanton09 June 2019gall on Hazel
Graham CalowStoney Stanton09 June 2019gall on Hazel
Graham CalowBurbage Wood21 March 2019
steven lewisGoadby Marwood, Goadby fishponds.12 March 2019Compare with healthy bud
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
steven lewisGoadby Marwood, Goadby fishponds.12 March 2019
steven lewisGoadby Marwood, Goadby fishponds.12 March 2019Cross section comparison with healthy bud
sueBagworth, Nut Wood21 April 2018
martindgrimesPriors coppice04 September 2016
steven lewisGoadby Marwood, Goadby fishponds.12 March 2019
Graham CalowBurbage Wood21 March 2019
Graham CalowSharnford, Fosse Meadows26 March 2019gall on Hazel
Graham CalowBurbage Wood21 March 2019
