Cape cowslip, Phygelius 'Funfair Yellow', pendulous tubular flowers growing on a plant outdoors against a blue sky.

Cape cowslip, Phygelius 'Funfair Yellow', pendulous tubular flowers growing on a plant outdoors.

Cape cowslip, Phygelius 'Funfair Yellow', pendulous tubular flowers growing on a plant outdoors.

Plantain lily, Hosta, white pendulous flowers growing on a plant against a green background.

Plantain lily, Hosta, white pendulous flowers growing on a plant against a green background.

Plantain lily, Hosta, white pendulous flowers growing on a plant against a green background.

African lily, Agapanthus, purple flowers emerging on a flowerhead against a green background.

African lily, Agapanthus, a flower bud against a green background.

African lily, Agapanthus, white flowers emerging on a flowerhead against a green background.

Summer hyacinth, Galtonia candicans, green upright stem with flowers emerging from green buds.

African lily, Agapanthus, white flowers emerging on a flowerhead against a green background.

African lily, Agapanthus, white flowers emerging on a flowerhead against a green background.