Diseases and Disorders of Kaki Plants

Question

7-8 year old Kaki plants grown in a greenhouse. The leaves are yellow, stems twisted and some with black color, low yield. These kaki trees were doing very well under the same growing conditions.

Answer 1

Something must have changed if the plants were doing well and are now struggling. Try to figure out what is different. Hopefully this link will help: http://treesandshrubs.about.com/od/fruitsnuts/p/GrowingJapanesePersimmon.htm