it does work and it's called air-layering. it's not different than taking cuttings and putting them in soil.

-shake
headshake Reviewed by headshake on . Rooting top of plant to create another root ball? Just wondering if anyone has tried a technique where you bend the top of the plant so its buried and creates another root ball ... if so, what is it called? I noticed that some Azalia bushes in my back yard are doing this and creating a ring of new plants around the original trunk of the plant. ... Just wondering if its possible with weed? Rating: 5