"The daisy represents purity and innocence. The specialty of the daisy flower meanings is that there are no negative meanings to it. The meanings of daisy flower are all positive in nature.... A common daisy flower meaning is innocence. Devoid of any sin or guilt, daisy is the perfect symbol of innocence. Daisy is often used while confessing undying love. Though the use of flowers for proposing love may be ancient but daisy captures the language of love best with its silence.... Daisy is appropriate in capturing the purity of the mind, heart, and soul. Thus, daisy is the ultimate symbol of inner sanctity.
There are other daisy flower meanings too, which are not romantic in nature. A daisy hints at a wrapped up secret and even points at keeping it hidden. Thus, daisy symbolizes truth too. It stands for the concealed truth, away from everyone else's notice. When a daisy was given in public, it meant a transfer of secret from the giver to the receiver."