Geometridae: Ennominae

1943 (ABH70.267) Great Oak Beauty Hypomecis roboraria, ([Denis & Schiffermüller], 1775)

KR07783

 Photo © Barry Dickerson
Great Oak Beauty
 Photo © Barry Dickerson
 pre-2000
 2000-2009
 2010-2019
 2020-onwards
Kotel, Bulgaria. June 2924, Light trap. Male.
Kotel, Bulgaria. June 2924, Light trap. Male.
 Photo © Nick Greatorex-Davies
Kotel, Bulgaria. June 2924, Light trap. Male. 1 of 2.
Kotel, Bulgaria. June 2924, Light trap. Male. 1 of 2.
 Photo © Nick Greatorex-Davies
Kotel, Bulgaria. June 2924, Light trap. Male. 2 of 2.
Kotel, Bulgaria. June 2924, Light trap. Male. 2 of 2.
 Photo © Nick Greatorex-Davies
Kotel, Bulgaria. June 2924, Light trap. Female.
Kotel, Bulgaria. June 2924, Light trap. Female.
 Photo © Nick Greatorex-Davies
Kotel, Bulgaria. 18-06-2018. Light trap. Female. 1 of 2.
Kotel, Bulgaria. 18-06-2018. Light trap. Female. 1 of 2.
 Photo © Nick Greatorex-Davies
Kotel, Bulgaria. June 2924, Light trap. Female. 2 of 2.
Kotel, Bulgaria. June 2924, Light trap. Female. 2 of 2.
 Photo © Nick Greatorex-Davies


General Information

Pupates in loose soil.

Overwinters as Overwinters as a larva.
Both sexes readily come to light, sometimes in numbers.

Forewing length: 21-32 mm.
Foodplant(s): Pedunculate Oak (Quercus robur)
Flying: One generation, mid June-mid July
UK Presence: Resident
National status: Nationally Scarce B

Habitat

Mature oak woodland.

Regional Information

Recorded in 6 (2.2%) of the 270 2km squares of Huntingdonshire.

Last recorded in June 2025

Recorded date range (Adult): 27 May to 14 July

Similar Species
Earith
Earith
 Photo © David Griffiths
Pale Oak Beauty Hypomecis punctinalis

Nationally Scarce B

Larva/Leafmine:
Larva Type:
With lumps, bumps or horn(s)
Colours:
Grey, red, brown
No. of Proleg Pairs:
2