Japanese maples in Victoria usually give you a valuable winter window: leaves are off, structure is visible, and the tree is not yet demanding spring-speed decisions.
What to review
- branch pairs that create swelling
- long straight internodes that do not support the design
- crossing or inward-growing branches
- old wire marks and scars
- buds that show where spring growth is likely to push
What to avoid
Do not blindly follow July advice written for Northern Hemisphere growers. In Victoria, July is winter. The useful question is not "what should maples do in July?" but "what should this maple do during winter dormancy in my local conditions?"
Spring preparation
If repotting is likely, prepare before buds move. Have soil, pot choice, drainage mesh, chopsticks, cut paste, and shade planning ready so the work can happen inside the right local window.