Select a surface for growing the lichen. The surface can be a rock, tree or garden statue. … Fill a spray bottle with milk. Collect 2 tsps. … Spray the surface where you want the lichens to grow liberally with the milk solution. … Repeat the application once a week until the lichens begin to grow.

Is it possible to grow lichen?

Lichens occur from sea level to high alpine elevations, in many environmental conditions, and can grow on almost any surface. They are abundant growing on bark, leaves, mosses, or other lichens, and hanging from branches “living on thin air” (epiphytes) in rain forests and in temperate woodland.

What causes lichen to form?

Lichen is usually the first type of organism to appear after a natural disaster, such as a fire. It can survive when plants can’t and can grow on rough surfaces like rocks or old fences.