Tag Archives: lichen

What are lichens and what are they doing on my tree?

Michigan State University Extension educators and specialists have recently received several calls from individuals concerned about strange growth on the branches or trunks of trees. In examining photos of the trees, the “problem” turned out to be lichens. This, as it turns out, is not a problem at all. Continue reading What are lichens and what are they doing on my tree?

“Fat Choy”, aka Nostoc Flagelliforme, delicacy during Chinese New Year celebration

[China] Fat choy (Nostoc flagelliforme), also known as fat choy, fa cai, black moss, hair moss or hair weed is a terrestrial cyanobacterium (a type of photosynthetic bacteria) that is used as a vegetable in Chinese cuisine. When dried, the product has the appearance of black hair. For that reason, its name in Continue reading “Fat Choy”, aka Nostoc Flagelliforme, delicacy during Chinese New Year celebration