When searching for hydrangea centerpieces, you should remember a few key principles, to ensure that you purchase the best ones. First off, white and blue hydrangeas work best for wedding settings. An assortment of hydrangeas can be used as individual pieces set on either single tables or the main table when guests walk to into the wedding hall. The best way to get the decorations right, is to match the hydrangeas with the other wedding decorations. The freshness of the hydrangeas is very important along with the thickness of the stems. The centerpiece container is a very important aspect of the overall look and feel of the hydrangea centerpiece.