Hi there, Just read that on a bonsai forum: What are your thoughts on this? Here's the link to the original page: http://ibonsaiclub.forumotion.com/t15893-acer-palmatum-die-back
A 2012 paper showed that another member of the Bacillus spp. is capable of controlling Verticillium wilt: http://link.springer.com/article/10.1007/s00374-012-0718-x#page-1 Also, Bacillus amyloliquefaciens has been scientifically prooven to control this fungus, as you can read in this publicly available thesis: http://pub.epsilon.slu.se/1755/1/Nyavhandling.pdf Best wishes and happy fungus control! Andres