Agapanthus africanus, Close side view of white flowers emerging from sheath, against a green background.

Agapanthus africanus, Close front view of white flowers emerging from sheath, against a green background.

Agapanthus africanus, Close view of blue purple flowers emerging from sheath.

Agapanthus africanus, Close view of blue purple flowers with prominent yellow stamen..

Agapanthus africanus, Blue purple flowers on an umbel shaped flowerhead forming a pattern against a white background.

Cape fuchsia, Phygelius 'Funfare Yellow', Several pendulous tubular flowers growing on a plant outdoors, against a blue sky.

Knapweed, Centaurea nigra, Wild flower meadow in England, East Sussex, Rotherfield, with grasses and pink flowering knapweed.

Cape fuchsia, Phygelius 'Funfare Yellow', Several pendulous tubular flowers growing on a plant outdoors.

Marguerite daisy, Argyranthemum frutescens LaRita 'Banana Split', Close up of pink flower with yellow stamens.

Marguerite daisy, Argyranthemum frutescens LaRita 'Banana Split', Close up of pink flower with yellow stamens and insect.

Marguerite daisy, Argyranthemum frutescens LaRita 'Banana Split', Close up of pink flower with yellow stamens.

Aster tongolensis 'Berggarten', Close up of mauve flower with masses of orange stamen.