Treessentials Company protects more tree seedlings than anyone in the country. After years of experience and several million seedlings we have learned a few important lessons. When you plant a seedling it becomes the most vulnerable root in the area. Your success rate improves exponentially when your trees reach 4 feet in height. Next to protecting your hardwood tree seedling with a Tubex treeshelter, controlling grass competition and providing nutrition to the roots is your best assurance of fast, healthy growth.