Poppy, Californian poppy, Eschscholzia californica, Backlit orange flowers against Tulbaghia natalensis Sweet wild garlic growing outdoor.

Watsonia, Watsonia 'Stanford Scarlet', Orange coloured flowers growing outdoor.

Poppy, Californian Poppy, Eschscholzia californica, Bright orange coloured flowers growing outdoor.

Poppy, Californian Poppy, Eschscholzia californica, Bright orange coloured flowers growing outdoor.-

Candelabra, primula, Primula aurantiaca, Orange coloured flowers growing outdoor.

Candelabra, primula, Primula aurantiaca, Orange coloured flowers growing outdoor.

Tulip tree, Liriodendron tulipifera 'Fastigiatum', Close top view of one flower with green and orange petals and long orange stamens among green leaves.

Poppy, Californian Poppy, Eschscholzia californica, Close up of three orange coloured flowers.

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

Purple coneflower, Echinacea purpurea 'Magnus', Close view of central mound of green orange tipped stamens,

Purple coneflower, Echinacea purpurea 'Magnus', Close view of central mound of green orange tipped stamens forming a concentric pattern.

Echinacea, Purple coneflower, Echinacea cultivar, Close up of flower head with orange coloured petals.