Japanese maple. Photo: Pixabay
The group of small ornamental shade trees lumped under the name Japanese maples, Acer palmatum and A. japonicum, and their many hybrids, are very popular with gardeners and plant enthusiasts. Most of the questions we receive about problems with Japanese maples are horticulturally related to poor growing conditions and maintenance rather than insects or diseases. The causes of these problems are usually root or trunk-related issues. So, let’s start with a look at the planting conditions Japanese maples need in order to thrive.
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