Order & Send Blue Flowers flower Online with Same Day and Midnight Delivery. Order a Beautiful Bouquet of Flowers. freshly hand-picked by our florists Learn about 75 types of blue flowers with pictures and names. Discover the meanings, symbolism, and growing tips of these rare and stunning blooms. Explore a comprehensive list of blue flowers with names and pictures, from hydrangeas to orchids. Learn about their symbolism, color, and cultivation tips for your garden or floral arrangement. Blue is one such colour of flower that you may not yet have in your garden. Blue is a colour associated with peace, tranquilly, and serenity.