Many of the trees in our yard and in the neighboring state park have alarmingly large patches of lichen on them. I was beginning to wonder if the patches were indicative of some underlying weakness or disease in the trees, so I looked up lichens on the Internet. I was surprised to find out that they’re not bad at all. In fact, they’re good. Lichens don’t grow well in polluted areas, so their presence means the air here is fairly clean. That’s good to know!<\/p>\n","protected":false},"excerpt":{"rendered":"
Many of the trees in our yard and in the neighboring state park have alarmingly large patches of lichen on them. I was beginning to wonder if the patches were indicative of some underlying weakness or disease in the trees, … Continue reading