Quote Originally Posted by SantaClawz
Is it like skin grafting?
yes, and no.

same idea: different living skin on human host.
but of course, skin isnt mary jane...

its when you (usually) cut off a chunk of the host plant's stem to expose the fleshy parts that carry nutrients and water, and affix a freshly cut branch of another plant.

this is especially common with trees (especially fruit)