The Calla Lily flower symbolises magnificence and beauty. White Calla lilies combine these two attributes with purity and innocence associated with the colour white to make it the perfect choice of flower in a wedding bouquet. The Calla lily is one of the most beautiful flowers with a unique flower form and they exist in a wide array of colours including shades of green, pink, purple, yellow and orange. The Calla lily is a perennial bulb, however, contrary to its name, it is not a lily. Their blooming time is late spring when they are at the height of their beauty. House in a brushed metal or textured glass vase and let your Calla Lily take centre stage.