Root cap The Plumeria > Root cap Posted on September 13, 2016November 10, 2022 by PlumeriaDB ALL0-9ABCDEFGHIJKLMNOPQRSTUVWXYZ Share This Tweet Share Tags: RootsCategories: RootsThe cells that protect the root tip as it pushes through the soil. These cells slough off and are replaced by others as roots grow downward. Related Articles: Water Uptake and Transport in Vascular PlantsThe Plumeria Root SystemRoots and root hairs