Ross Hoddinott / 2020VISION / Small copper (Lycaena phlaeas) butterfly resting on Common ragwort (Senecio jacobaea), Arne RSPB reserve, Dorset, England, UK, August

Ross Hoddinott / 2020VISION / Pair of mating soldier beetles (Rhagonycha fulva) on Common ragwort (Senecio jacobaea), Arne RSPB reserve, Dorset, England, UK, August. Did you know? In some areas this insect is called the “bloodsuck...

Ross Hoddinott / 2020VISION / Hoverfly (Syrphus ribesii) feeding on Common ragwort (Senecio jacobaea) flower, Arne RSPB reserve, Dorset, England, UK, August. Did you know? Hoverflies can fly at up to 40km per hour, but only in sh...

Russell Cooper / Six Spot Burnet Moth (Zygaena filipendulae) at rest on flowering Ragwort, South London, England, UK.

Niall Benvie / Peacock butterfly (Inachis io) on Ragwort (Senecio jacobaea) Scotland, UK

Niall Benvie / Ragwort {Senecio jacobae} and Rosebay {Chamnerion angustifolium} Turriff, Scotland

Linda Pitkin / Marsh ragwort (Senecio aquaticus) Lopwell Dam (Local Nature Reserve), tidal reaches of the River Tavy, north of Plymouth, Devon, England, July.

Nick Upton / Close-up of a Cinnabar moth caterpillar (Tyria jacobaeae) feeding on a Ragwort flower (Senecio jacobaea) in a meadow, Wiltshire, England, UK, July.

Nick Upton / Cinnabar moth caterpillar (Tyria jacobaeae) feeding on a Ragwort flower (Senecio jacobaea) in a meadow, Wiltshire, England, UK, July.

Nick Upton / Cinnabar moth caterpillar (Tyria jacobaeae) and a Common red soldier beetle (Rhagonycha fulva) feeding on Ragwort flowers (Senecio jacobaea), Wiltshire, England, UK, July.

Nick Upton / Six spot burnet moths (Zygaena filipendulae) nectaring on Common ragwort flowers (Senecio jacobaea) among coastal sand dunes, The Gower, Wales, UK, August.

Nick Upton / Cinnabar moth caterpillar (Tyria jacobaeae) feeding on a Ragwort flower (Senecio jacobaea) in a meadow, Wiltshire, UK, July.

Nick Upton / Six spot burnet moths (Zygaena filipendulae) nectaring on Common ragwort flowers (Senecio jacobaea) among coastal sand dunes, The Gower, Wales, UK, August.

Will Watson / Common ragwort (Senecio jacobaea) surrounded by Tufted vetch (Vicia cracca), on a brownfield site, Worcester, England, July.

Nigel Cattlin / Ragwort (Jacobaea vulgaris) flowers with ray and disc florets. Berkshire, England, UK. July.

Nick Upton / Cinnabar moth (Tyria jacobaeae) caterpillar feeding on Ragwort (Jacobaea vulgaris) in meadow. Wiltshire, England, UK. July.

Loic Poidevin / Rough-backed bush cricket (Uromenus rugosicollis) on Silver Ragwort (Jacobaea maritima), Vendée, France. July.

Loic Poidevin / Stick Insect (Phasmida) on Silver Ragwort (Jacobaea maritima), Vendee, France. August.

Bernard Castelein / Cinnabar moth (Tyria jacobaea) caterpillars on Ragwort (Senecio jacobaea) Peerdsbos, Brasschaat, Belgium. July

Heather Angel / Mother of pearl (Pleuroptya ruralis) moth nectaring on Ragwort (Jacobaea vulgaris) at night. Surrey, England, UK. July.

Philippe Clement / Cinnabar moth caterpillar (Tyria jacobaeae) feeding on leaves of Common ragwort (Jacobaea vulgaris), Belgium, July.

Philippe Clement / Cinnabar moth caterpillar (Tyria jacobaeae) feeding on leaves of Common ragwort (Jacobaea vulgaris) in summer, Belgium, July

Ernie Janes / Vipers bugloss (Echium vulgare) in flower with Ragwort (Senecio jacobaea) Scotland, UK. July.

Rod Williams / Hoverfly (Cheilosia bergenstammi) female feeding on Ragwort (Senecio jacobaea) Brockley, Lewisham, London, England, UK. September.

Ernie Janes / Rosebay willowherb (Epilobium angustifolius) and Ragwort (Jacobaea vulgaris) near Syderstone Common, Norfolk, England, UK, July.

Stephen Dalton / Creeping thistle (Cirsium arvense) and Ragwort (Jacobaea vulgaris) Sussex, England, UK, August.

Rod Williams / Hoverfly (Volucella inanis) female, a wasp mimic, feeding on Ragwort (Jacobaea vulgaris) Brockley Cemetery, Lewisham, London, UK August

Rod Williams / Tree bumble bee (Bombus hypnorum) feeding on Ragwort (Jacobaea vulgaris) Brockley Cemetery, Lewisham, London, UK July

Rod Williams / Tree bumble bee (Bombus hypnorum) feeding on Ragwort (Jacobaea vulgaris) Brockley Cemetery, Lewisham, London, UK July

Rod Williams / Sun hoverfly (Helophilus pendulus) on Common ragwort (Senecio jacobaea) Brockley Cemetery, Lewisham, London UK August

Rod Williams / Hoverfly (Volucella inanis) feeding on Ragwort (Senecio jacobaea) Brockley Cemetery, Lewisham, London, UK. July.

Rod Williams / Hoverfly (Eupeodes luniger) feeding on Ragwort (Senecio jacobaea) Brockley Cemetery, Lewisham, London, UK. August.

Stephen Dalton / Ragwort (Jacobaea vulgaris) flowering in field Sussex, UK

Nick Upton / Silver ragwort / Dusty Miller (Jacobaea maritima / Senecio cineraria), a Mediterranean species becoming naturalised on UK coasts, flowering on a cliff face, Widemouth Bay, Cornwall, UK, June.

Nick Upton / Silver ragwort / Dusty Miller (Jacobaea maritima / Senecio cineraria), a Mediterranean species becoming naturalised on UK coasts, flowering on a cliff face, Widemouth Bay, Cornwall, UK, June.

Nick Upton / Silver ragwort / Dusty Miller (Jacobaea maritima / Senecio cineraria), a Mediterranean species becoming naturalised on UK coasts, flowering on a cliff face, Widemouth Bay, Cornwall, UK, June.

Nick Upton / Silver ragwort / Dusty Miller (Jacobaea maritima / Senecio cineraria), a Mediterranean species becoming naturalised on UK coasts, flowering on a cliff face, Widemouth Bay, Cornwall, UK, June.

Nick Upton / Parasite fly / Tachinid fly (Tachina fera) a parasite of noctuid moths, feeding on Ragwort flowers (Senecio jacobaea) in a woodland clearing, GWT Lower Woods reserve, Gloucestershire, UK, September.

Gary K. Smith / Wasteland on industrial estate with wildflowers including Ragwort (Senecio jacobaea), Teasel (Dipsacus fullonum) and Viper's bugloss (Echium vulgare) Norfolk, England UK. July

Alex Hyde / Common ragwort (Senecio jacobaea) flowers. Peak District National Park, Derbyshire, UK. August.

Alex Hyde / Painted lady butterfly (Vanessa cardu) feeding on Common ragwort (Senecio jacobaea). Peak District National Park, Derbyshire, UK. August.

Alex Hyde / Painted lady butterfly (Vanessa cardu) feeding on Common ragwort (Senecio jacobaea). Peak District National Park, Derbyshire, UK. August.

Alex Hyde / Small Tortoiseshell butterfly (Aglais urticae) feeding on Common ragwort (Senecio jacobaea). Peak District National Park, Derbyshire, UK. August.

Alex Hyde / Small tortoiseshell butterfly (Aglais urticae) feeding on Common ragwort (Senecio jacobaea). Peak District National Park, Derbyshire, UK. August.

Colin Varndell / Marsh ragwort (Senecio aquaticus) flower and buds. Dorset, UK July.

Nick Upton / Cinnabar moth (Tyria jacobaeae) caterpillars feeding on Ragwort (Jacobaea vulgaris), Corfe Common, Dorset, UK, July.

Nick Upton / Cinnabar moth caterpillars (Tyria jacobaeae) feeding on Ragwort (Jacobaea vulgaris), Corfe Common, Dorset, UK, July.

Alex Hyde / Cinnabar moth (Tyria jacobaeae) caterpillar feeding on Common ragwort (Jacobaea vulgaris). Peak District National Park, Derbyshire, UK, July.