Bark Mark Tree Marking Paint, developed by NCP Coatings, is the exceptional boundary and tree marking paint that comes in many vibrant colors. Bark Mark paint is designed to to leave visible marks that can stay on all timber and tree types for six to eight years. Developed to stand up to all weather conditions, Bark Mark Tree Marking Paint can be applied in temperatures as low as -20 degrees F. Bark Mark Tree Marking Paint is long lasting, lead free, and meets all your Forestry tree marking needs.