Delphinium, Delphinium elatum, Purple coloured flowers growing outdoor.

Delphinium, Delphinium elatum, Purple coloured flowers growing outdoor.

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

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

Heather, Calluna vulgaris, Close up of section purple flowers on moorland Co Durham.

Heather, Calluna vulgaris, Close up of section purple flowers on moorland Co Durham.

Heather, Calluna vulgaris, Close up of section purple flowers on moorland Co Durham.

Prairie mallow, Sidalcea malviflora, White-tailed Bumble bee, Bombus lucorum, flying to pollinate pink flowers.

Hyssop, Anise hyssop, Agastache foeniculum, Purple coloured flowers growing outdoor with various colourful plants.

Lavender, Lavandula, White-tailed Bumble bee, Bombus lucorum, pollinating flowers in a garden.

Yellow chamomile, Anthemis tinctoria, Yellow coloured flowers in bloom growing outdoor.

Yellow chamomile, Anthemis tinctoria, Yellow coloured flowers in bloom growing outdoor.