Flower delivery boxes are a popular way to keep your floral arrangements upright during delivery. Our florist delivery boxes are paperboard flower boxes which are made specifically for different sized and shaped flower arrangements and vases, and Flower Bags are made to fit over most of the flower delivery boxes, making a professional presentation of your flowers possible at a very reasonable price.flower Delivery Boxes are some of the Wholesale Floral Packaging Supplies from Floral Supply .Com.