Aggressive JBP repotting

Nebari Bonsai

Sometimes the roots are in bad enough shape that sharp intervention is required. This tree was growing in organic soil, and I didn’t do a good job of removing it in early repottings. This led to weak roots under the trunk, and rotting roots coming off the trunk itself (potential nebari).

The outside of the root ball shows plenty of microrrizae:

But under the trunk, I was finding lots of black, rotten roots and dense black field soil. So using big concave cutters, I started to clean up the underside of the trunk, back to only what was alive and not rotting:

It was a gamble, but I was convinced the tree would continue to decline if I didn’t get aggressive. In the end, I removed more than I would like on a Japanese Maple, let alone what I’d want to remove from a JBP.

However, I had left a…

View original post 97 more words

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Google photo

You are commenting using your Google account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s

This site uses Akismet to reduce spam. Learn how your comment data is processed.