Two years ago a coast live oak I’d been fond of for many years came into my collection. Coast live oak – January 2017 I’d enjoyed watching the tree develop over the years and was looking forward to working on it. Before getting started, however, I repotted the tree to get a look at the […]
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Reducing branches on coast live oak – follow-up
It didn’t take long for new buds to appear after dramatically pruning some coast live oaks last month (see Oaks for details). Here’s a photo of new bud development ten days after cutback. Signs of new growth on Coast live oak – 8″ Close up of new buds When new buds appear in places where […]
Bonsai Development Series #14: Sacrifice branches – the last mile
Not all sacrifice branches need to be big. Small sacrifice branches are a good way to thicken the trunk and close wounds on trees even when most of the branch work is complete. Here’s an example. Shohin black pine – 7″ (16″ with sacrifice branch) The tree above is fifteen years old from seed. I’d […]
Reopening an old wound to promote callus formation
After removing a large branch, you might find that the callus doesn’t form evenly around the wound. The best way to fix this is to reopen the wound. Here’s an example of a wound created one year ago after removing a large branch on a black pine. Old wound on Japanese black pine The top […]
Bonsai Development Series #13: Balancing vigor
The basic approach to developing material for bonsai is to first create the trunk and then focus on the branches. In between these two stages, it’s common to split the focus between the trunk and the branches. When focusing on the branches, the idea is to slow the tree down to produce fine growth. When […]




