By Aislinn Sarnacki Have you ever noticed how much tree bark varies in texture, color and pattern? If your answer is “no,” I ...

Just like orchids, lichens and moss and considered epiphytes, growing on other plants - and sourcing nutrients from the air like on tree bark. They can also both be known to spread in your yard.

Lichens grow in three forms on these arboreal substrates. Some are crustose. These are in close contact with the bark; almost like paint. Others are foliose and look like leaves. And there are the ...