This list was complied from primary sources such as the Hosts of the British leaf-mining insect fauna by Pitkin and Plant and the Host plant genera of the British Agromyzidae by Warrington. Other sources include published data and the Leafminers and plant galls of Europe website. Please notify Colin Plant or Rob Edmunds of any additions, alterations or corrections

Sempervivum tectorum (Common houseleek),

Dip: C.caerulescens

Sempervivum arachnoideum (Cobweb houseleek)

Dip: C.caerulescens

Sempervivum montanum (Mountain houseleek)

Dip: C.caerulescens