Tutorials/Glow lichen farming

 farming is the process of producing and obtaining large quantities of glow lichen.

Why bother?
Glow Lichen is an easy light source that can be placed in all 6 sides of blocks, and can decorate blocks by placing them on their sides, tops(floors), or bottoms(ceilings).

Mechanics
Glow lichen can be bonemealed manually or via a. It can only be harvested via and if broken with other tools, even with Silk Touch will have the lichen drop nothing. Efficiency does not effect breaking speed.

Videos
This video below by RaysWorks explains glow lichen mechanics from 0:30 to 1:43. From 1:43 to 2:12 are dispenser bonemealing and harvesting mechanics. From 2:12 to 7:58 show glow lichen farms.