Hydrangeas are very popular both as cut flowers and plants for the garden because of their big, beautiful blooms. The name comes from the constant moisture required to keep the flowers happy, healthy and blooming. In Japan, they are said to be a sign of apology or gratitude because an emperor gave them as apologies to his maidens. The pink Hydrangea flower is a symbol of emotions, love, romance and marriage this beautiful flower is an ideal decoration for weddings and all other ceremonies related to love and celebrating love. This is also the flower of the 4th wedding anniversary, so you can't go wrong with gifting it to your loved one.