A pine slowly starts to die off, so what is happening here?

A pine slowly starts to die off, so what is happening here?
Italian, Alessandro Bonardo, now 24, has been an apprentice under Mr Kimura for 6 years and in May 2022, it was formally announced that he had graduated. Within the garden he is affectionately known as Aless. Mr Kimura prepared a tree, an unusually shaped Miyajima white pine for this demo, a transformation to celebrate his graduation
It is really easy to create a magnificent bonsai if you start from raw material with great potential. There are those trees that at first glance already have the right look. You only have to use the appropriate techniques to make that tree into a high-level bonsai.
Hiroki Miura works on a Chinese juniper
At first glance, the featured juniper has great looks; however, Hiroki Miura shows us that when we take a closer look, the tree is really a bit dull . . .
How to create bonsai from cuttings: This time we are working with Giant itabi (Ficus thunbergii)
Todd Schlafer works on a Ponderosa pine
Hiroki Miura solves the problem of a Japanese white pine that has no apex, but has instead a long extended branch, or is it a trunk?
Jean-Philippe Hoareau sketches options for Marnix Bomon's pine.
The Sanriku junipers: Father and Son Omachi work on yamadori trees
Tatsuo Fukugawa works on a white pine taken from his garden
Mauro Stemberger styles a massive Scots pine with a loop shaped trunk
Bjorn Bjorholm works on a juniper with hidden qualities
Bringing out the best from material with many faults...
Daiki, the third generation Abe, works on seed-grown pines
The creation of branches on deciduous trees does not happen overnight, it is a long-term process ...
The challenge to grow bonsai from scratch: Ficus
A yezo spruce styled by François Jeker and Jean-Paul Polmans.
Ken Fujiwara works on a massive black pine
Pinus Nigra - From raw material to bonsai in 7 years.
Jan Culek sketches options for the yew of Igor Vengust.
Mario Komsta works on a yamadori pine, Pinus sylvestris.
Maintaining and improving a rock-grown Japanese maple.
Pruning deciduous trees in the spring. A beginners' guide
François Jeker's opinion on Peter Kwakernaat's juniper.
Working with deciduous trees is always a long-term project which needs some clever thinking, too
The pine called 'Okou no kyosho' is brought back into shape by Master Kunio Kobayashi
Transformation of an Ezo Spruce by Urushibata and Fujikawa
Harry Harrington's story of an oak grown from an acorn