Roses are associated with the sun sign of Taurus. Here are a few common rose colours and the meanings assoicated with them.

Red: Love, Respect, Courage

Yellow: Joy, Gladness, Freedom

Pink/Peach: Gratitude, Appreciation, Admiration or Sympathy

White: Reverence, Purity, Secrecy

Two Roses Joined Together: Engagement

Red and White Roses Together: Unity