What is the name of the moss that can grow in the city between the side walk cracks ?
Moss Type or Name
Certified GKH Gardening Expert
The most common moss is, actually, called "sidewalk moss"! Bryum caespiticium, or sidewalk moss, can be easily propagated on most surfaces. This link will take you to a collection of articles that will help: https://www.gardeningknowhow.com/ornamental/foliage/moss/