Changing Clothes, RMJ to Itoigawa 2020 update part 2

Nebari Bonsai

Last week, we looked at separating the Itoigawa roots from the graft, which forced the foliage to survive from the RMJ roots. It has been 6 months since separation and repotting, and the tree is doing ok. I have reduced the RMJ foliage on the right side, not touched the Itoigawa foliage, and have noticed a few problems.

The right Itoigawa graft is mostly healthy, except the apex, which began dying back:

And a couple long, stronger branches began to pale and weaken too:

What could be wrong? The tree is otherwise healthy, and as I thought about it, it occurred to me that the RMJ roots were unable to support the growth of the quantity of Itoigawa foliage. Maybe this is because of a natural slower pace of growth in RMJ roots, or the recent repotting diminished their capacity.

So, after cleaning up the dead portion, I started to…

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