When you can get a good chunk of branch or terminal shoot without killing the plant.
I recommend Clonex gel over powders... much easier to deal with.
stinkyattic Reviewed by stinkyattic on . Cloning Question Are clones simply branches that are cut off and put in a medium to allow them to grow their own roots, or is there more to it? When is the best time to get clones from the mother plant? Rating: 5