Hemerocallis Gall Midge - Contarinia quinquenotata
Description
The larva of Hemerocallis Gall Midge (Contarinia quinquenotata) is a serious pest of Daylilies (Hemerocallis sp.). It infests the flower buds causing the flowers to remain closed and rot.
Identification difficulty

Habitat
Where the host species of Daylily occur.
When to see it
When Daylilies are in bloom.
UK Status
Widespread in Britain, though less frequent in Scotland.
VC55 Status
Status in Leicestershire and Rutland not known.
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