Habitat: riverbank woodland with abundant Red Currant (Ribes rubrum). Harridge Wood, Somerset, 19 April 2023.
Larval feeding signs: wilted shoot of Red Currant (Ribes rubrum). Harridge Wood, Somerset, 19 April 2023.
Larva in opened shoot tip of Red Currant (Ribes rubrum). Edford Wood, Somerset, 19 April 2023.
Spinning on Little Mouse-ear (Cerastium semidecandrum), Merthyr Mawr NNR, Glamorgan, 24 May 2023. Adult reared and gen. det.
Larva in spinning on Little Mouse-ear (Cerastium semidecandrum), Merthyr Mawr NNR, Glamorgan, 24 May 2023. Adult reared and gen. det.
Habitat: Little Mouse-ear (Cerastium semidecandrum) on open dune with bare sand along path. Merthyr Mawr NNR, Glamorgan, 24 May 2023.
Habitat: Raspberry (Rubus idaeus) canes on the right of the photo. Forestry ride at Harridge Wood, Somerset, 19 April 2023.
Penultimate instar larva in shoot tip of Raspberry (Rubus idaeus). Harridge Wood, Somerset, 19 April 2023.
Final instar larva in captivity, reared from younger larva found in shoot tip of Raspberry (Rubus idaeus). Harridge Wood, Somerset, April 2023.
Reared from larva in spinning on Cowberry (Vaccinium vitis-idaea). Black Mountains, Breconshire, 2013.
Tenanted mines on comfrey (Symphytum) - underside of leaf. Lakenheath, Suffolk, 30 August 2023.
Tenanted mines on comfrey (Symphytum) - view with transmitted light from underside of leaf. Lakenheath, Suffolk, 30 August 2023.
Tenanted mines on comfrey (Symphytum) - underside of leaf. Near Santon Downham, 30 August 2023.
Pre-pupal larva inside cocoon. Ex mine on comfrey (Symphytum). Lakenheath, Suffolk, August 2023.
Final instar larva found under a leaf of comfrey (Symphytum sp). Lakenheath, Suffolk, 30 August 2023.
Early instar larva found under a leaf of comfrey (Symphytum sp), along with feeding damage. Lakenheath, Suffolk, 30 August 2023.
Feeding damage on comfrey (Symphytum sp): windows and holes. Lakenheath, Suffolk, 30 August 2023.
Seed case from Basil Thyme (Clinopodium acinos). Brecks, West Norfolk, August 2023.
Several larval spinnings on stunted birch (Betula). Whixall Moss, Shropshire, 21 July 2022.
Carmarthenshire, 21 June 2016.
Mature larva reared from young larva in spinning on Bearberry (Arctostaphylos uva-ursi). Mull, 2021
Early larval spinnings on Bearberry (Arctostaphylos uva-ursi). Mull, 28 July 2021.
Early larval spinning on Bearberry (Arctostaphylos uva-ursi). Mull, 28 July 2021.
Breeding habitat: Bearberry (Arctostaphylos uva-ursi) in foreground. Camas, Mull, 28 July 2021.
North-east Cornwall, 27 July 2014.
Cardiff, 6 June 2016.
Merthyr Mawr, Glamorgan, 6 September 2016. Genitalia det.
North-east Cornwall, 24 August 2013.
Wyndcliff, Monmouthshire, 17 June 2022.
Kendal, Cumbria, June 2016.
Otmoor, Oxfordshire, 7 June 2021.
Caerwent, Monmouthshire. 23 May 2016
Larva in opened spinning on Bitter-vetch (Lathyrus linifolius). Wiltshire, 26 June 2019.
Craig Cerrig Gleisiad NNR, Breconshire, 23 July 2011.
Swansea, 26 October 2016
Larval spinning on birch (Betula). Wyre Forest, 25 September 2020
Bred from larva on Bog Myrtle (Myrica gale). Mull, 2021.
Larval cases found under sandstone scree. Comin Coed-y-moeth, 2 March 2023. Adult male reared (gen. det.)
Larval case found under sandstone scree. Comin Coed-y-moeth, Gwent, 2 March 2023. Adult male reared (gen. det.)
Habitat: larval case found under sandstone scree on steep hillside. Comin Coed-y-moeth, Gwent, 2 March 2023. Adult male reared (gen. det.)
Salisbury Plain, Wiltshire, 7/7/23 (male, genitalia det.)
3rd larval case (6mm long) on Cowberry (Vaccinium vitis-idaea). Cairngorms, March 2016.
2nd larval case (3mm long) and mine on Cowberry (Vaccinium vitis-idaea). Cairngorms, March 2016.
Leaf-mine on Cowberry (Vaccinium vitis-idaea). Cairngorms, March 2016.
Larva in spinning on Birch (Betula sp), adult reared. Fenn's Moss, Denbighshire, July 2023.
Larval case on birch. Fenn's Moss, Denbighshire. 19.7.23
Final instar larva from spinning on Buckthorn (Rhamnus cathartica). Somerset, 23 May 2023.
Mid instar larva from spinning on Buckthorn (Rhamnus cathartica). Somerset, 23 May 2023.
Larva in opened-up spinning on Western Gorse (Ulex gallii). Llantrisant, Glamorgan, 11 May 2023.
Larval spinning on Western Gorse (Ulex gallii). Llantrisant, Glamorgan, 11 May 2023.
Habitat: Western Gorse (Ulex gallii) on south-west facing bracken slope. Llantrisant, Glamorgan, 11 May 2023.
On Grey Willow (Salix cinerea) just above beach. Pendower, Cornwall, 12 August 2022.
Found under sandstone scree, Comin Coed-y-moeth, Gwent. 02.03.2023.
Vacated mines on Blackthorn (Prunus spinosa). Veryan, Cornwall, 12 August 2022
Newly-laid eggs, ex female to light trap. Cardiff, September 2022
Three day old eggs, ex female to light trap. Cardiff, September 2022
Hartland Moor, Dorset, 15 July 2022
Larval case on heather (Calluna vulgaris). Wareham Forest, Dorset, 15 July 2022
Gower, Glamorgan, 5 July 2022
Breeding habitat: limestone outcrops with scrub and Common Rock-rose (Helianthemum nummularium). Gower, 5 July 2022
Breeding habitat: young birches (Betula) at dry bog edge. Bettisfield Moss, Shropshire, July 2022.
Larval spinning on birch (Betula). Note copious white silk. Whixall Moss, Shropshire, 21 July 2022
Opened spinning on birch (Betula) to show characteristic frass-covered larval tube. Fenn's Moss, Denbighshire, 20 July 2022
Larva inside frass-covered tube in opened spinning on birch (Betula). Adult reared. Whixall Moss, 1 August 2017
Tenanted mines on Tall Fescue (Schedonorus arundinaceus), adults reared. Slumped cliffs near Barry, Glamorgan, 2 January 2023.
Tenanted mine on Tall Fescue (Schedonorus arundinaceus), larva in ventral view. Adult reared. Slumped cliffs near Barry, Glamorgan, 2 January 2023.
Tenanted mine on Tall Fescue (Schedonorus arundinaceus), adult reared. Slumped cliffs near Barry, Glamorgan, 2 January 2023.
Habitat: mines on Tall Fescue (Schedonorus arundinaceus) in foreground. Slumped cliffs near Barry, Glamorgan, 2 January 2023.
St Mary's, Isles of Scilly, 16 April 2022
Cocoon in opened-up mine on Ribwort Plantain (Plantago lanceolata). St Mary's, Isles of Scilly, 15 April 2022
Mull, Scotland, May 2010
Larva found on bramble (Rubus fruticosus agg), Monmouthshire, 16 May 2016.
Exuviae emergent through moss on birch trunk. Brecon Beacons National Park, 24 July 2013.
Emergence hole in birch (Betula) trunk. Brecon Beacons National Park, 3 August 2017.
Larva on Gorse (Ulex), adult reared. Cornwall, 31 March 2013.
Found on thyme (Thymus). Peak District, Deryhshire, 25 February 2019.
Feeding on Grey Willow (Salix cinerea). Pembrey, Carmarthenshire, 22 May 2017.
Final instar larva found on Elder (Sambucus nigra). Cornwall, 18 August 2020.
Larva feeding on sallow (Salix sp). Pembrey, Carmarthenshire, 26 September 2013.
Larva in opened-up spinning on sallow (Salix sp). Cross Hands, Carmarthenshire, 24 June 2019.
Larva feeding on sallow (Salix sp). Cross Hands, Carmarthenshire, 24 June 2019.
Swept from heathers. New Forest, Hampshire, 17 July 2019.
Groeswen, Glamorgan, 11 May 2022.
On Common Knapweed (Centaurea nigra s.l.). South Wiltshire, 17 May 2022.
Beaten from Small-leaved Lime (Tilia cordata). Wye Valley, Monmouthshire, 31 August 2016.
Beaten from Small-leaved Lime (Tilia cordata). Wye Valley, Monmouthshire, 20 August 2014.
Craig y Llyn, Glamorgan, 26 April 2014.
Cocoon on oak (Quercus) leaf. Cardiff, 29 July 2022.
Larva in spinning on oak (Quercus) sapling. Cardiff, 29 July 2022.
Larva on Burnet Saxifrage (Pimpinella saxifraga). Scout Scar, Cumbria, 1 September 2017.
Wyndcliff, Monmouthshire, 24 June 2019.
Feeding on Bog-rosemary (Andromeda polifolia) at night. Cors Caron, 29 May 2014.
Egg on Grey Willow (Salix cinerea). Cardiff, 14 May 2020.
First instar larva, reared from egg found in Cardiff, 2020.
Early instar larva, reared from egg found in Cardiff, 2020.
Final instar larva, reared from egg found in Cardiff, 2020.
Found on birch (Betula sp). Whixall Moss, Shropshire, 3 July 2017.
Final instar larva reared from young larva found on Bilberry (Vaccinium myrtillus). Monmouthshire, 2021.
St Agnes, Isles of Scilly, 22 April 2022.
Cardiff, 5 March 2016.
Exuviae in situ in Goat Willow (Salix caprea) trunk. Cardiff, 13 July 2019.
Exuviae from Goat Willow (Salix caprea) trunk. Cardiff, 16 July 2017.
Pupa found in cobweb on Goat Willow (Salix caprea) trunk. Cardiff, 8 June 2020.
Pupa in slight cocoon. Cornwall, 27 June 2015.
Found on stone wall. Somerset, 4 July 2021
On sallow (Salix sp). Glamorgan, 26 June 2021.
Found forming cocoon on oak (Quercus sp). Forest of Dean, 1 September 2020.
Hatched egg batch on Common Sorrel (Rumex acetosa). Glamorgan, 12 August 2021.
Early instar larvae in feeding windows on underside of Common Sorrel (Rumex acetosa) leaf. Glamorgan, 12 August 2021.
Larva in feeding window on Common Sorrel (Rumex acetosa). Glamorgan, 24 September 2021.
On Oak (Quercus). Hendre, Monmouthshire, 29 May 2018.
Reared ex female to light. Cardiff, 2017.
Larva from spinning on Cerastium fontanum (adult reared). Pembrey, 24 May 2022.
Larval spinning on Cerastium fontanum (adult reared). Pembrey, 24 May 2022.
Habitat: Pembrey, Carmarthenshire, 24 May 2022. Larva on Common Mouse-ear (Cerastium fontanum) at this location.
Shellness, Kent, 5 July 2018.
Larva found on Figwort (Scrophularia nodosa). Cardiff, 1 June 2021.
Cardiff, October 2011.
On Yellow Loosestrife (Lysimachia vulgaris). Kenfig NNR, Glamorgan, 6 August 2020
Habitat: Yellow Loosestrife (Lysimachia vulgaris) in fen woodland. Kenfig NNR, Glamorgan, 6 August 2020
On Salix. Dorset, 27 August 2019
Bred ex larva. Dorset, 2019.
Final instar larva on willow (Salix). East Cornwall, 17 August 2020.
Eggs laid in captivity. Cardiff, July 2021.
Eggs on dock (Rumex) stem. Kent, July 2018 (surveyed under licence).
At rest on lime trunk. Cardiff, 10 June 2022
Habitat: old lime trees in urban Cardiff. June 2022
Bred ex larva on Creeping Willow (Salix repens). Kenfig NNR, Glamorgan, 2022
Cardiff, 18 June 2017
At rest on Teasel (Dipsacus follonum). Cardiff, 23 June 2022
Bred ex larva on Rosebay Willowherb (Chamaenerion angustifolium). Ripponden, Yorkshire, 2022
Kenfig NNR, Glamorgan, 17 August 2022
Larva in opened-up spinning on Salix (adult reared). Taf Fechan Nature Reserve, Glamorgan, 16 June 2022
Salisbury Plain, Wiltshire, 25 June 2019
On Aspen (Populus tremula). Lanlay Meadows, Glamorgan, 21 September 2014
In dead oak leaves. Forest of Dean, 8 September 2020. Adult reared
Reared on Blackthorn (Prunus spinosa) from eggs. Glamorgan.
At rest on Common Rock-rose (Helianthemum nummularium). Avon Gorge, Bristol, 2 July 2020
Habitat: Common Rock-rose (Helianthemum nummularium) on limestone outcrops. Avon Gorge, July 2020
East Cornwall, 23 April 2011
Found on fallen Salix catkins, 15 May 2021, Cardiff.
Larval web on bramble. Sully Island, Glamorgan, 6 September 2020.
Final instar larva on Wild Privet (Ligustrum vulgare). Monmouthshire, 26 May 2016.
Part-grown larva on Wild Privet (Ligustrum vulgare), with feeding damage & frass. Monmouthshire, 8 May 2018.
Larva found on Berberis vulgaris. Wiltshire, September 2021.
Eggs on dead grass at base of Creeping Willow (Salix repens). Strensall Common, August 2018.
Habitat: Sea Beet (Beta vulgaris ssp maritima) on beach. St Martin's, Isles of Scilly, 14 April 2022
Larva extracted from rolled leaf edge of Sea Beet (Beta vulgaris ssp maritima). St Mary's, Isles of Scilly, 12 April 2022
Rolled leaf edges & mines on Sea Beet (Beta vulgaris ssp maritima). St Mary's, Isles of Scilly, 12 April 2022
Larva in opened-up rolled leaf edge of Sea Beet (Beta vulgaris ssp maritima). St Mary's, Isles of Scilly, 12 April 2022
Found feeding on Wild Carrot at night, St Mary's, Isles of Scilly, 14 April 2022. Adult reared.
Gugh, Isles of Scilly, 21 April 2022
Habitat: Balm-leaved Figwort among Bracken, Gugh, 21 April 2022.
Habitat: Balm-leaved Figwort by lane. Tresco, Isles of Scilly, 9 April 2018
Larva in spun leaf of Balm-leaved Figwort. Tresco, Isles of Scilly, 9 April 2018
Found in sand beneath strandline plants. St Mary's, Isles of Scilly, 13 April 2022
Larva in opened-up spinning on Grey Willow (Salix cinerea). Fenn's Moss, Denbighshire, 9 July 2019.
Larval spinnings on Bog Myrtle (Myrica gale). Merionethshire, August 2012.
Larval spinning on Birch (Betula sp). Whixall Moss, Shropshire, 13 July 2017
Part-grown larva on Berberis vulgaris, surveyed under licence. Wiltshire, September 2017.
Larva in spinning. High Cliff, Cornwall, 10 April 2022.
Larval spinning on Red Campion. High Cliff, Cornwall, 10 April 2022
Habitat: Red Campion growing on Cornish hedgebank. High Cliff, Cornwall, 10 April 2022
Larva in centre of rosette of Buck's-horn Plantain (Plantago coronopus). White Island, Isles of Scilly, 14 April 2022
Pupa in centre of rosette of Buck's-horn Plantain (Plantago coronopus). St Mary's, Isles of Scilly, 12 April 2022
Habitat: Buck's-horn Plantain (Plantago coronopus) in coastal turf. St Martin's, Isles of Scilly, 14 April 2022
Ex larva, Cleckheaton, West Yorkshire, 2022.
Worm's Head, Gower, Glamorgan, 2 September 2022
Habitat: Golden-samphire, Worm's Head, Gower, Glamorgan, 2 September 2022. Several adults in this area.
Larval web. Fairwood Common, Gower, Glamorgan, 15 September 2022.
Habitat: Dyer's Greenweed on spoil bank. Cosmeston Country Park, Glamorgan, 11 June 2021.
Habitat: Dyer's Greenweed on downland slope. West Yatton SSSI, North Wiltshire, 9 June 2022.
Habitat: Dyer's Greenweed above coastal cliff. Lavernock Point Nature Reserve, Glamorgan, 9 June 2020.
Larva in opened up spinning on Dyer's Greenweed. Otmoor, Oxfordshire, 4 June 2018.
Larva ex spinning on Dyer's Greenweed. Cosmeston Country Park, Glamorgan, 20 June 2019.
Habitat: Dyer's Greenweed on spoil bank. Cosmeston Country Park, Glamorgan, 10 June 2020. High density of larval spinnings in this area.
Pupal exuviae in situ in exit hole in birch trunk. Llanthony Valley, Monmouthshire, 17 July 2015.
Vacated cocoon in exit hole in birch trunk. Brecon Beacons, July 2013.
Habitat: Goldenrod by path on Bracken slope. Y Graig, Glamorgan, 25 August 2021.
Larva ex spinning on Broom (adult reared). Y Graig, Glamorgan, 14 June 2022.
Larval spinning on Broom (adult reared). Y Graig, Glamorgan, 14 June 2022.
Habitat: Broom by path in open woodland. Y Graig, Glamorgan, 14 June 2022.
Adult reared ex larva. Y Graig, Glamorgan, 2022.
Larval feeding signs: window feeding from underside of Mugwort leaves. Cleckheaton, West Yorkshire, 3 June 2022.
Adult reared ex larva on Mugwort. Cleckheaton, West Yorkshire, 2022.
Habitat - Mugwort growing by path at base of old railway embankment. Cleckheaton, West Yorkshire, 3 June 2022.
Larva & feeding damage on lower leaves of Goldenrod (leaf underside shown). Y Graig, Glamorgan, 14 June 2022.
Larval feeding damage on lower leaves of Goldenrod. Window feeding by younger larvae, entire leaf depth feeding by older larvae. Also frass present. Y Graig, Glamorgan, 14 June 2022.
Habitat: Dark Mullein growing in chalk scrape. Winchester, Hampshire, July 2019.
Habitat: larva found on Goldenrod plant in foreground. Craig-yr-allt, Glamorgan, 4 September 2021.
Larva feeding inside shoot of Wild Cabbage. Summerhouse Point, Glamorgan, 29 March 2022.
Summerhouse Point, Glamorgan: Wild Cabbage growing on shingle beach
Summerhouse Point, Glamorgan: Wild Cabbage growing on limestone cliff top.
Reared ex larva at Summerhouse Point, Glamorgan. Larva collected 29 March 2022.
Larval feeding signs: spun shoot tip of Red Campion. St Mary's, Isles of Scilly, 16 April 2022.
Red Campion growing above beach. St Martin's, Isles of Scilly, 14 April 2022.
Red Campion at base of hedge, Poltreworgey, East Cornwall, 11 April 2022.