The language of flowers
Did you know that the dellAssenzio flower is connoted meaning of absence? And that the Dandelion indicates coquetry? If we have to express our gratitude to someone, will instead well, show up with a bunch of roses, but be careful! They are dark pink and if the person makes your heart beat in a totally unconventional, get a Cactus
The so-called language of flowers, also known as florigrafia, was a way of communication rather developed nellOttocento, so flowers and floral arrangements were used to express feelings that could not always be pronounced. The known meanings given are many, to avoid bad impression on Valentine's Day you can find a list on wikipedia.