Page 109 - Ebook cây cảnh Art of Bonsai

Designing a deciduous tree 109

Over time, the
seal degrades
and falls off

5 6 7
When the cut stops bleeding, apply a Allow the sealant to dry. The seal will For larger wounds, especially on species
thin layer of suitable wound sealant— stay on the tree for several years until such as Stewartia that are very slow to
such as paste containing antifungal and the callus forms naturally underneath. callus, you may want to apply sticky-
antibacterial agents. Use it sparingly: a Don’t be tempted to remove the sealant backed aluminum tape over the top of
thick layer can actually inhibit healing. to see what is happening beneath it. the wound to promote rapid healing.

The new leader gives the
tree a delicate tapered
Remove the shape and introduces
old dominant movement to the left
shoot (leader)
New leader

10 11
The taper can often be improved by After pruning, the new apex should be
pruning back the trunk to create a new more defined, and the overall structure
leader. In this case the new leading of the tree much clearer. After wiring,
shoot will continue growing to the left, the tree may be pruned a little more to
enhancing the tree’s overall direction. finish off the shape.