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.

Icelandic poppy, Papaver nudicaule, Close cropped view of yellow flower with yellow stamens against blue sky,

Brassica, Oilseed rape, A mass of yellow flowers against blue sky.

Brassica, Oilseed rape, A mass of yellow flowers against blue sky.

Cornflower, Centaurea cyanus, Close view of one blue flower in sharp focus with dark background,

Lavender, Lavandula angustifolia, A field with furrows of lavender leading to countryside behind and blue cloudy sky above.

Lavender, Lavandula angustifolia, A field with furrows of lavender leading to countryside behind and blue cloudy sky above.

Lavender, Lavandula angustifolia, A field with furrows of lavender leading to countryside behind and blue cloudy sky above,

Bittersweet, Solanum dulcamara, Close view of group of red berries on a stem with leaves.