In the mid┯th century Victorian England the tussie_mussie (small bouquet of flowers) were exchanged between Victorian sweethearts expressing secret love messages; a gift of a traditional Valentine flower unique and personal and very fashionable. Victorians considered a young lady to be cultured if she understood the study of flowers.
Line direction is where flowers placed in the design giving the arrangement vertical direction, horizontal direction, or a diagonal line. Line materials also place curves into the flower design. Without line in a design, we would not have any fluid movement. Our eyes would be stuck and not circulate throughout the design to see the whole image we are trying to create.