Nantucket Hydrangeas (Bouquets with envelope, notecard). Includes: pop up bouquet, matching note card and vibrant mailing envelope Samples available to purchase Inspired by the sea breeze and traditional basketry of Nantucket, our hydrangea bouquet captures the essence and serenity of an oceanscape. Enveloped with blossoms of cerulean, indigo, and powder blue, this timeless favorite is a symbol of gratitude, understanding, and harmony.