Answer: There are different colors of Japanese maple or Acer palmatum, yes. Some have consistently green foliage and some have consistently red/purple foliage, some may change color during the summer from red to greenish depending on the amount of sun and temperatures. Then in the fall there is also the seasonal color change. And yes, it is independent of the foliage being lace-like or not. There are hundreds of different named cultivars of Japanese maple, each with its own characteristics. And you may also find trees grown from seed which will have their own variations as well.
Q&A Library Searching Tips