What can autumn in deciduous trees tell you about the health of your bonsai? ‘The hidden life of trees’, a book by Peter Wohlleben, has transformed our views of the way trees work. For Harry…...

What can autumn in deciduous trees tell you about the health of your bonsai? ‘The hidden life of trees’, a book by Peter Wohlleben, has transformed our views of the way trees work. For Harry…...