Aculus tetanothrix
Description
Aculus tetanothrix is a mite that causes rounded, sometimes reddened galls to form on the leaves of willows, particularly White Willow. The galls are seen more often than their causer.
Identification difficulty
Adult 
Gall 
Habitat
Wherever White Willow is found.
When to see it
Summer and autumn.
UK Status
Thought to be widespread and fairly common where White Willow occurs.
VC55 Status
Status in Leicestershire and Rutland not known.
Graham Calow
Burbage Common and Woods
11 September 2012
on White Willow
Peter Smith
Wolsey Island
25 September 2017
sue
Thornton Reservoir
30 July 2018
Graham Calow
Burbage Common and Woods
11 September 2012
on White Willow
Graham Calow
Burbage Common and Woods
11 September 2012
on White Willow - underside of leaf
Saharima Roenisch
Shady Lane Arboretum
08 August 2018
Leicestershire & Rutland Map
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UK Map
Peter Smith
Wolsey Island
25 September 2017
Peter Smith
Wolsey Island
25 September 2017
Alan Semper
Melton Country Park
25 October 2017
Underside of leaf
Saharima Roenisch
Shady Lane Arboretum
08 August 2018
