Yes you can. The leaves of Mullein, are needle leaves, but if you look closely, you will see that their leaves are very different. The leaves of Mugwort have become a leaf, cylindrical, and after tearing it, it looks like a root connected together. According to the query information: dendrobium can grow many plants, and of course, can also grow Mullein leaves. Dendrobium is a plant of the orchid family and is a precious herb in traditional Chinese medicine in China.