Tree trunks as they deteriorate have a high nutritional value for other organic plants like moss and fungus. This is the same when a corpse deteriorates, the organic compounds get broken down and is absorbed by the soil, providing nutrients for plant growth.
Lichen is a combination of fungus and algae. It grows on tree trunks.
The tree trunks are cylindrical because they grow from the center and outwards. They grow uniformly and this is evident from the rings when the trees are cut.
Tree trunks are straight and branchless in their lower parts in their efforts to grow tall.
A fungus on a canary palm tree can be treated with dusts or sprays designed for these palm trees. Check for one that is specially formulated to kill fungus on trunks of trees and branches.
Not a plant it can be any tree. And no plants grow on any trunks
The wind, objects that prevent the tree from growing upwards.
Tree trunks are straight and branchless in their lower parts in their efforts to grow tall.
The mangrove trees can have many trunks, but the banyan tree has both multiple trunks and above-ground "prop roots" that can grow vertically and horizontally.
Many plants which are called epiphytes grow on tree trunks. They are adapted to grow there as orchids , lichens etc.
the roots underneath the trunk let the tree grow
Tree trunks is that trees middle position.
tree trunks have xylem and phloem