Blossom Underwing - 3rd April 2025 - Cromford - Clive Ashton
73.243 BF2183  – Blossom Underwing  – Orthosia miniosa  – ([Denis & Schiffermüller], 1775)
Adult Macro:  CAT 2 – Can be confused with other species – Good photographs may be required – Can be confused with other species      
PDF Icon – click for Adult Macro Verification Guidelines

Brown –  Significant Record / Very Rare / Vagrant    
Taxonomy:   Macro  >>.  >>  Noctuidae  >> Hadeninae
ID Difficulty:  amber  – care required in the identification process, as confusion with similar species is likely – quality photographs required.
Confusion Species:  Small Quaker; Common Quaker
ID pointers: The hindwing is pinkish white, and shows up brightly at night around the moths trap. This feature easily distinguishes the species from other related Orthosia. The upper-wing is a warm sandy or pinkish brown colour. The central band is usually a deeper shade.
Distribution:  (First record: 2 April 2021 at Swadlincote )  –  (Last record: 31 March 2026 at Midway )  –  A new species for the county and for the VC57. The late Dave Budworth, who was the county moth recorder at the time, recorded a single specimen to his garden light trap at Swadlincote on 2 April 2021. It is one of the less common of the spring macro moths, being quite scarce away from southern England and Wales. This record was discovered whilst the recording team were verifying outstanding Derbyshire moth records.The 2nd VC57 record was from Cromford 3/4/2025 by Clive Ashton. The 3rd record also came from Cromford on 26th April 2025 by Clive Ashton. / 4th Record from Chaddesden 23/3/2026 and 5th from Midway 31/3/2026. 
General Comment: None
Flight Period: March /  April –  On the wing March – late April Moth Activity: Nocturnal   – and is attracted to light Photographed: Yes –  Photographed By: Clive Ashton, Martin Roome, M. Williams  © All Rights Reserved
*** Last updated on 15 April 2026 by TD ***
Wingspan: 31-36mm
Forewing: 15-17mm
Food Plant: Oak (Quercus).
Last Recorded Year: 2026
First Recorded Year: 2021
Last Recorded By – M.Williams
Last Recorded General Area – Midway

Selected Images: 

Cromford 2nd record for VC57 – 3/4/2025 – ©Clive Ashton / Cromford 3rd record 26/4/25 ©Clive Ashton / 23/3/26 Chaddesden – ©Martin Roome 4th VC57 record / Midway 5th BV record 31/3/2026 ©M.Williams



Temporal Distribution Chart
Adults: (between 2021 - 2026)
(click legend below to show/hide datasets)
This chart summarises all available historical occurrence records collated by ISO week of the year. It reflects recorder effort and sampling distribution as well as true biological activity, and should be interpreted as an indicative pattern of seasonal occurrence rather than a statistically controlled abundance or phenology model.

Distribution Map for Orthosia miniosa

Found 4 records
    ↳ 1 from 2026+
    ↳ 3 from 2020 - 2025
    ↳ 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 – Orthosia miniosa

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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.

Visit NBN Site


Monthly Records By Year: Orthosia miniosa
( data includes both Larvae and Adult Stages )

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

First/Last Recorded Dates: Orthosia miniosa
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: Orthosia miniosa
( All data includes both Larvae and Adult Stages )
Annual Growth Rate (AGR): Orthosia miniosa
AGR: 0%   |   Total % Change: 0%

Hectad (10kmx10km) Coverage: Orthosia miniosa
( data includes both Larvae and Adult Stages )

Flight Periods – Indicative –vs– Recorded Data
Orthosia miniosa

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 - Orthosia miniosa – 4 records available

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

Site Name Tetrad Date Count Stage Recorder Source RecordKey
chaddesden, derby SK33T 23/03/2026 1 adult roome, martin vc57_irecords_extract iBRC51141294
upper cromford garden SK25Y 26/04/2025 1 adult Ashton, Clive vc57_irecords_extract iBRC41188078
upper cromford garden SK25Y 03/04/2025 1 adult Ashton, Clive vc57_irecords_extract iBRC40662579
Wood Lane, Newhall, Swadlincote SK22V 02/04/2021 1 adult BUDWORTH, Mr D. Danes_2019-2021 237

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