Arboriculture Terms

raised strip of bark at the top of a branch union. where the growth and expansion of the trunk or parent stem and adjoining branch push the bark into a ridge.

area where a subdominate branch joins another branch or trunk that is created by the overlapping vascular tissues from both the branch and the trunk. Typically enlarged at the base of the branch.

the installation of lag-threaded screws or threaded-steel rods in limbs. leaders. or trunks to provide supplemental support to weak branch unions.