Red Carpet - 19th July 2025 - Cown Edge Rocks, Glossop - Christian Heintzen
70.048 BF1723  – Red Carpet  – Xanthorhoe decoloraria  – (Esper, 1806)
Adult Macro:  CAT 2 – Can be confused with other species – Good photographs maybe required – Can be confused with other species      
PDF Icon – click for Adult Macro Verification Guidelines

Green –  Rare / Uncommon / Scarce   
Taxonomy:   Macro  >>.  >>  Geometridae  >> Larentiinae
ID Difficulty:  amber  – care required in the identification process, as confusion with similar species is likely – quality photographs required.
ID pointers: Rather pointed forewings which vary in colour from light grey to tawny brown. The central band is pinched in or narrows at the trailing half. Usually reddish with black borders.
Distribution:  (Last record: 19 July 2025 at Glossop )  –  A resident that is uncommon and confined to the highest altitudes of the Peak Grit  area of Derbyshire. Favours high moorland and grassy hillsides with exposed rock.
General Comment: None
Flight Period: June /  July /  August –  June-August – One generation Moth Activity: Nocturnal   – and is attracted to light Photographed: Yes –  Photographed By: Rowan Wakefield, Christian Heintzen  © All Rights Reserved
*** Last updated on 2 October 2025 by RP ***
Wingspan: 32mm
Forewing: 12-15mm
Food Plant: Lady’s Mantle Alchemilla spp. and other low plants.
Last Recorded Year: 2025
Last Recorded By – Christian Heintzen
Last Recorded General Area – Glossop

Selected Images:  Photo by kind permission of Rowan Wakefield © – Buxton – 01/08/2022 / Glossop July 2025 – Christian Heintzen©



Temporal Distribution Chart
Adults: (between 1977 - 2025)
(click legend below to show/hide datasets)
 

Distribution Map for Xanthorhoe decoloraria

Found 21 records
    ↳ from 2026+
    ↳ 1 from 2020 - 2025
    ↳ 20 from Before 2020
Flying
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

If the Map Layers function fails, just refresh the page and it should be OK after. Use the +- zoom on the top left, or on a tablet, use two fingers to zoom. Remember, the last layer you ticked is the one which displays the popup information - they sit on top of each other - de-select then re-select, to see the popup values.

Bedrock Geology ** indirectly affects moth distribution by influencing the type of habitat and food plants available in an area. In turn, this may affect the types of moths that can thrive, or where they can most likely be found.


NBN Atlas UK Distribution for – Xanthorhoe decoloraria

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Note – the NBN Atlas datasets are listed in the map below and vary in their currency (uptodateness) – however, the map does give a general indication of the moth's distribution across the UK.

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Monthly Records By Year: Xanthorhoe decoloraria
( data includes both Larvae and Adult Stages )

Monthly Counts By Year: Xanthorhoe decoloraria
( data is based on 'Adult' stage records only )

First/Last Recorded Dates: Xanthorhoe decoloraria
Adult-only & Anything [Larvae, Pupae, Adult, Mines]

Shading shows moth presence between dates

Click the colour discs below to Select/De-select as Required

Recordings By Year: Xanthorhoe decoloraria
( All data includes both Larvae and Adult Stages )
Annual Growth Rate (AGR): Xanthorhoe decoloraria
AGR: -2.76%   |   Total % Change: -28.6%

Hectad (10kmx10km) Coverage: Xanthorhoe decoloraria
( data includes both Larvae and Adult Stages )

Flight Periods – Indicative –vs– Recorded Data
Xanthorhoe decoloraria

Flight Period chart – the grey hatched area above, which can cross one or more months, pictorially represents the best guess we have for this moth's flight periods [month/s]. The coloured lines represent the actual months seen in flight, from site observation records received between 2020-2026.

Records Behind the Map and Charts - Xanthorhoe decoloraria – 21 records available

Listed by Year - descending - scroll across to see all table columns

Site Name Tetrad Date Count Stage Recorder Source RecordKey
Cown Edge Farm unimproved grassland and willow carr SK09A 19/07/2025 1 adult Heintzen, Christian vc57_irecords_extract iBRC43980451
Ladycroft Ave SK07S 29/07/2016 2 adult Orridge, Steve vc57_irecords_extract iBRC41051887
Macclesfield Rd, Whaley Bridge SK08A 03/08/2013 1 Adult A. Seymour;S.H. Hind vc57_danes_bc_data LC000334001WPY3K
Arbor Grove, Buxton SK07L 20/07/2013 2 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OLCDK
Arbor Grove, Buxton SK07L 14/07/2013 2 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OJWX4
Arbor Grove, Buxton SK07L 06/07/2013 1 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OJWOI
Arbor Grove, Buxton SK07L 28/06/2013 1 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OKASO
Woodlands, Combs, Chapel en le Frith SK07P 18/07/1992 1 Adult S.G. Price vc57_danes_bc_data LC000334001OIWEM
Woodlands, Combs, Chapel en le Frith SK07P 15/08/1991 1 Adult S.G. Price vc57_danes_bc_data LC000334001OHLCE
Upper Booth, Edale SK08X 17/08/1980 1 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OHY01
Upper Booth, Edale SK08X 14/08/1980 1 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OHH4E
Upper Booth, Edale SK08X 13/08/1980 1 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OHXZB
Upper Booth, Edale SK08X 10/08/1980 1 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OHH3Q
Upper Booth, Edale SK08X 09/08/1980 2 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OHXYH
Upper Booth, Edale SK08X 28/07/1980 1 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OHH0I
Upper Booth, Edale SK08X 24/07/1980 2 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OIMOM
Upper Booth, Edale SK08X 29/07/1979 1 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OILU5
Upper Booth, Edale SK08X 26/07/1979 1 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OILT8
Upper Booth, Edale SK08X 14/08/1978 1 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OHXCD
Upper Booth, Edale SK08X 10/08/1978 1 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OHGE0
Upper Booth, Edale SK08X 09/08/1977 1 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001OIKLW

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