Plantable Holy Communion Favor Navy Blue Set of 5 great Eco-Friendly First Holy Communion Favor or Thank You Card Plantable Wildflower Seed Paper Chalice and Scrapbook the Card! Mail in Thank You Cards or use as a hand-out ready Party Favor Beautiful sentiment on the card enclosed and both put into a clear sleeve. Plant the Chalice which will grow Wildflowers and the paper it is made of will recycle into the soil.