Inula

Inula is a large plant that dominates any border it finds itself in.  But it is very attractive to pollinating insects, as the following photos show.

Very worn and faded but probably Common Carder - Bombus pascuorum

Common short-tongued species Buff-tailed bumblebee - Bombus terrestris

Possibly the lesser mason bee, a solitary bee - Osmia leaiana

Yellow-legged flower bee (solitary) possibly Andrena flavipes

Patchwork leaf-cutter bee (solitary) - Megachile centuncularis

Common long-tongued species Garden bumblebee - Bombus Hortorum

Common long-tongued species Garden bumblebee - Bombus Hortorum

Marmalade hover-fly - Episyrphus balteatus