If you like a particular plant and want to ensure you have more of them for next year then propagation by cutting is the easiest way to go, and best of it costs nothing. <br />Not every plant can be propagated successfully but there are some annuals, biennials and a lot of perennials which should root easily enough.<br />There are various ways of propagating new plants, either through seed sowing, root division or taking cuttings. The latter is the least labour intensive and usually nets the quickest results.