An effective wasp mimic with black and yellow bands on tergites four to eight. Antennae are reddish-yellow along with subcosta and medius vein of fore wing.
Tenthredo scrophulariae larvae feed on figworts and mullein.
Size: 11 - 15mm
Distribution: England, Scotland, Wales
Flight period: June to August
Plant associations: Scrophularia spp. (figworts) and Verbascum nigrum (dark mullein)
Benson, R.B., 1952. Handbooks for the Identification of British Insects. Hymenoptera, Symphyta, Vol 6, Section 2(a-c), Royal Entomological Society, London
Liston A, Knight G, Sheppard D, Broad G, Livermore L (2014) Checklist of British and Irish Hymenoptera - Sawflies, ‘Symphyta’. Biodiversity Data Journal 2: e1168. https://doi.org/10.3897/BDJ.2.e1168
Fekete, K. (2018) Beginner’s guide to identifying British Tenthredo, Natural History Museum, London. http://www.nhm.ac.uk/content/dam/nhmwww/take-part/identification-trainers/sawflies-guide-id-trainees.pdf [Accessed 26Apr2019]