QuestionsHow to growTrees and ShrubsPests and DiseasesAucuba japonica wilting 0 Vote Up Vote Down Iris Doherty asked 10 years ago Why would an Aucuba japonica suddenly begin to wilt? It has been in place for a few years. The leaves have what looks like wind damage also. 1 Answers 0 Vote Up Vote Down Gerry Daly Staff answered 6 years ago Aucuba can be affected by wind-rock which damages the roots, or by root diseases, such as honey fungus. Once it has begun to fail, aucuba rarely recovers.Â