Wingspan 15-20mm; UK flight time Jan-Aug.
Without flash . . .
and with flash
Wingspan 15-18mm; UK flight time May-Aug.
Wingspan 20-22mm; UK flight time May-Jun.
As with many night species, its pattern is not very clear by artificial light.
Wingspan 17-21mm; UK flight time May-Aug.
The amount of green on wings and body varies. Wingspan 15-20mm; UK flight time Jun-Jul.
V-pug
Chloroclystis v-ata
Also green, the V-pug has a dark V shape on each forewing and has less of a butterfly spread shape and more geometrid shape.
Wingspan 14-19mm; UK flight time May-Jun in south and again in August but just once in Jun-Jul further north.
Photo above right thanks to Martin Starnes; he says species was identified using this site - always good to know.
Pimpinel Pug
Eupithecia pimpinellata
Thanks to Martin Starnes for these photos of the Pimpinel Pug, moth prevalent in south and east UK and across
Europe to Central Asia and North Africa. Wingspan 20-23 mm; UK flight time Jul-Aug. (Freyer's Pug can look similar.)
Foxglove Pug
Eupithecia pulchellata
Wingspan 18-22mm; UK flight time May-Jul.