In the 19th century Europe, this ~floral code~ became popular. Each flower, color, and number had a specific meaning, conversations between lovers took place without a single word being used. Here are the most common ones:
Red roses stand for romantic, passionate love.
Cardinal Red - Sublime Desire
Amaranth Red - Long Standing Desire
Carmine Red- Deceitful Desire
Firey Red- Flames of Passion
Black roses death hatred and farewell.
Single black rose was used for a close friend or loved one leaving for a war or on a journey he did not expect to return from.
Orange and Coral imply desire.
Lavender/Purple stand for grace, gentility, elegance and refinement, or referred to as blue roses.
Peach and Pale roses: sociability, gratitude and friendship.
Send light pink roses to say you understand, you're sympathetic or you're sorry if someone is ill.
In American culture, the white roses symbolize security and happiness and are used for weddings.
Red & White roses together or white roses with red edges mean Unity.
Red & Yellow roses together: happy
feelings, gaiety, joviality and happiness
White and Coral together: you’re heavenly and I desire you.
Orange & Yellow roses together mean enthusiasm, desire and passionate thoughts.
Lavender/Purple roses: grace, gentility, elegance, refinement, sweet thoughts, enchantment and indicates opulence or majesty
Send a dozen white roses when you want to connote secrecy, innocence or purity.
White roses symbolize reverence and humility.
The white rose is also known as the "Flower of Light."
In Scotland when the white rose bloomed in autumn it was seen as a sign of early marriage.
In Wales, white roses represent innocence and silence, and are often placed on the grave of a young child.
In Asian tradition, white stands for the ultimate absence: death.
Vietnam, the white is worn on Mother's Day for those whose mothers have passed away
Red rose is worn on Mother's Day for those with mothers still alive.
Virgin Mary is represented by a white rose as a symbol of her purity.