Transplanting Poinsettia Plants: Can You Transplant Poinsettias Outside - Transplanting poinsettia plants will ensure they get plenty of root room as they grow and a new source of nutrition. The secret to healthy plants is knowing how to transplant poinsettias and what continued care they need. Learn more in this article. Hydroponic Gardening, Organic Gardening, Container Gardening, Gardening Tips, Christmas Cactus Care, Christmas Plants, Christmas Holidays, Christmas Topper