Rose root, Rhodiola rosea, used in herbal medicine. Close up of single flower head, selective focus.

Ice plant, Sedum telephium subsp. maximum 'Gooseberry Fool', Close view of several flowerheads in bud.

Rose root, Rhodiola rosea, used in herbal medicine. Close up of flower heads, selective focus.

Sedum, Ice plant, Sedum.

Sedum, Ice plant, Sedum populifolium.

Angelinastonecrop, Sedum reflexum 'Angelina'.

Iceplant, Sedum spectabilis.

Iceplant, Sedum spectabilis.

Stonecrop, Sedum 'Matrona'.

Chive, Allium schoenoprasum, Tree Bumble bee, Bombus hypnorum, pollinating purple coloured flower.

Golden Groundsel, Leopard plant 'Desdemona' Ligularia dentata 'Desdemona', White-tailed Bumble bee, Bombus lucorum, covered in pollen from flowerhead.

Heather, Calluna vulgaris, close up of Honey bee, Apis mellifera pollinating the flowers on moorland Co Durham.