 Taken at Abingdon, Oxon., on August 4th 2021. (© David Hastings) (1/400th sec at f11) Description Family: Geometridae (ABH : 70.226) Wing span: 28 - 42mm This is an unmistakable yellow moth with chestnut-brown markings on the forewing tip and along the leading edge, and small chestnut marks on the trailing edge of each wing. The female is generally larger than the male. It can be found throughout the British Isles. Habitats are hedgerows, gardens, woodland and scrub. There are two or three generations between April and October. It can over-winter as a larva or pupa. The main larval foodplants are Blackthorn and Hawthorn. It can be disturbed from vegetation during the day. It flies from just before dusk, and comes to light. Earliest UK sighting: 12th April ; Latest UK sighting: 26th September Sightings | 07-Sep-2025 | : | Aston, Oxon | (1) | | 28-Aug-2025 | : | Aston, Oxon | (1) | | 24-Aug-2025 | : | Aston, Oxon | (1) | | 19-Aug-2025 | : | Aston, Oxon | (1) | | 26-Jul-2025 | : | Aston, Oxon | (3) |
| | 16-Sep-2024 | : | Aston, Oxon | (1) | | 02-Sep-2024 | : | Aston, Oxon | (4) | | 01-Sep-2024 | : | Longcot, Oxon | (1) | | 28-Aug-2024 | : | Aston, Oxon | (3) | | 26-Aug-2024 | : | Aston, Oxon | (2) | | 18-Aug-2024 | : | Aston, Oxon | (1) | | 25-Jul-2024 | : | Aston, Oxon | (1) | | 22-Jul-2024 | : | Aston, Oxon | (1) | | 27-May-2024 | : | Otmoor, Oxon | (1) | | 30-Apr-2024 | : | Aston, Oxon | (1) | | 12-Apr-2024 | : | Aston, Oxon | (1) |
| | 26-Sep-2023 | : | Aston, Oxon | (1) | | 10-Sep-2023 | : | Aston, Oxon | (5) | | 24-Aug-2023 | : | Aston, Oxon | (4) | | 20-Aug-2023 | : | Aston, Oxon | (1) | | 16-Aug-2023 | : | Aston, Oxon | (1) | | 13-Aug-2023 | : | Aston, Oxon | (1) | | 11-Aug-2023 | : | Aston, Oxon | (4) | | 12-May-2023 | : | Aston, Oxon | (1) |
| | 03-Sep-2022 | : | Aston, Oxon | (1) | | 29-Aug-2022 | : | Aston, Oxon | (1) | | 24-Aug-2022 | : | Aston, Oxon | (1) | | 21-Aug-2022 | : | Aston, Oxon | (1) | | 12-Aug-2022 | : | Aston, Oxon | (1) | | 01-Aug-2022 | : | Aston, Oxon | (3) | | 21-Jul-2022 | : | Aston, Oxon | (1) | | 18-Jul-2022 | : | Aston, Oxon | (1) | | 15-May-2022 | : | Aston, Oxon | (1) | | 07-May-2022 | : | Aston, Oxon | (1) | | 01-May-2022 | : | Aston, Oxon | (2) | | 15-Apr-2022 | : | Standlake Common, Oxon | (1) |
| | 15-Sep-2021 | : | Abingdon, Oxon | (1) | | 08-Sep-2021 | : | Abingdon, Oxon | (1) | | 30-Aug-2021 | : | Abingdon, Oxon | (1) | | 26-Aug-2021 | : | Abingdon, Oxon | (1) | | 25-Aug-2021 | : | Abingdon, Oxon | (1) | | 21-Aug-2021 | : | Abingdon, Oxon | (2) | | 19-Aug-2021 | : | Abingdon, Oxon | (1) | | 17-Aug-2021 | : | Abingdon, Oxon | (1) | | 12-Aug-2021 | : | Abingdon, Oxon | (1) | | 04-Aug-2021 | : | Abingdon, Oxon | (5) | | 13-Jul-2021 | : | Abingdon, Oxon | (1) | | 09-Jul-2021 | : | Abingdon, Oxon | (1) | | 12-May-2021 | : | Abingdon, Oxon | (1) |
| | 08-Sep-2020 | : | Abingdon, Oxon | (1) | | 12-Aug-2020 | : | Abingdon, Oxon | (3) | | 10-Aug-2020 | : | Abingdon, Oxon | (1) | | 30-Jul-2020 | : | Abingdon, Oxon | (1) | | 24-Jul-2020 | : | Abingdon, Oxon | (1) | | 17-Jul-2020 | : | Banbury, Oxon | (1) |
| | 23-Aug-2018 | : | Abingdon, Oxon | |
| | 13-Aug-2017 | : | West Walton, Norfolk | |
| | 11-Aug-2002 | : | Kingston Bagpuize, Oxon | |
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