Crocus, Iridacae, Side view of purple coloured flower with slightly translucent petals backlight by the sun.

Tulip, Tulipa, Studio shot close-up of flowers in a vase.

Tulip, Tulipa, Studio shot of cut flowers in a vase.

White Rose, Rosa, End of season white roses in the borders of Coleton Fishacre, Devon.

Shoeblackplant, Hibiscus Rosa-Sinensis, Peach coloured flower in full bloom showing stamen.

Lupin, Lupinus, Red flowers in full bloom after a shower of rain.

Lupin, Lupinus, Red Lupins in full bloom after a shower of rain.

Lavender, Lavandula, Close-up detail of mauve coloured flower growing outdoor.

Lupin, Lupinus, Red Lupins in full bloom after a shower of rain.

Rhododendron, Rhododendron Rosy Dream flower head in full bloom growing outdoor. 3277 Rhododendron Rhododendron Rhododendron cultivar Rhododendron Rosy Dream flower head in full bloom against a leaf...

Tulip, Tulipa 'Miranda', Close up of orange coloured flower.

Protea, Close up showing pattern of flower bud.

Siberian bugloss 'Jack Frost', Brunnera macrophylla, massed heart-shaped silver leaves edged and veined with green. Plants, Pernnial, Leaf.

Daffodil, Narcissus 'Jack the Lad', Front view of backlit yellow coloured flowers.

Daffodil 'Jack the Lad', Narcissus 'Jack the Lad', yellow flowers growing outdoors against a blue sky.

Daffodil 'Jack the Lad', Narcissus 'Jack the Lad', yellow flowers growing outdoors against a blue sky.

Hampton Court Flowershow 2009 'Deserts Delight' garden designed by Jack Dunkley. Dasylirion wheeleri, cropped view of rosette of narrow, spiny edged leaves.