These square vase centerpieces look amazing for bridal showers or other places where a small centerpiece can be tucked in among. Combination vases of staggering heights and sizes are popular as cluster centerpieces on the front of bridal tables or in between greenery down long banquet tables.
Once you have established a center grid, you can start inserting the longer stemmed flowers in the middle of the design.
If you don't have long enough stems, you can lengthen them by using the discarded portions of chrysanthemums. This link takes you to an altar flower tutorial where I show you how to do this.