I would like to transplant a Japanese maple, probably 5 years old and about 8 feet tall. Can I do it in late October/November safely in St. Louis? And what is the best method? Japanese maples are best transplanted when they are dormant—usually late fall through early spring if the ground does not freeze in your area. The following information comes from Japanese Maples (by J.D. Vertrees, 2001, pp.61-62). This book also contains good information about mulching and general care: … Continue reading transplanting Japanese Maples