Geometry and Flowers

Many brides love the idea of kissing balls for their wedding decorations, but they are shocked and frankly I think they don't believe me when I tell them how many flowers it takes to assemble one.  I found the following blog post that explains in mathematical terms just how to calculate the number of flowers needed.  http://www.mayesh.com/Blog/tabid/67/EntryId/336/Flowers-Geometry-Spher