For a birthday the best solution is a nice and happy fantasy bouquet, manufactured with several variety of flowers creating a whirl of light and colours.
Every combination of colours is available and you can also add a little gadget.

Lisianthus
Native of Central America, Lisianthus got a huge commercial success due to it's great variety of colours. It's meaning is linked to grace and elegance

Rosa bianca
In ancient times rose was sacred to Venus, love goddes. The legend tells that the flower, white in the beginning, became red when the goddes, rushing to Adonis's aid, pricked herself with a thorn. Her blood's drops stained petals red. White rose, linked to virginity, means eternal and pure love, free from worldly passion.

Rosa blu
In ancient times rose was sacred to Venus, love goddes. The legend tells that the flower, white in the beginning, became red when the goddes, rushing to Adonis's aid, pricked herself with a thorn. Her blood's drops stained petals red. Blue rose is artificially tinted, so it has not symbolic meaning. However the colour is linked to loyality, confidence, honesty and piety. Negatively it means snobbery, indifference and infidelity.

Rosa gialla
In ancient times rose was sacred to Venus, love goddes. The legend tells that the flower, white in the beginning, became red when the goddes, rushing to Adonis's aid, pricked herself with a thorn. Her blood's drops stained petals red. Yellow rose warns against envious looks; it means jealousy and arrogance.

Rosa Rossa
In ancient times rose was sacred to Venus, love goddes. The legend tells that the flower, white in the beginning, became red when the goddes, rushing to Adonis's aid, pricked herself with a thorn. Her blood's drops stained petals red. Red rose means passion, token of faithful love, symbol of love surviving to death.