Originally Posted by venturabananas

That will give you a big mat quicker than letting a single sword sucker do its own thing, but it will make maintaing the mat much harder as each sucker will make suckers, and some will come out towards the other original suckers, making them hard to dig out without disturbing the other plants... You get the picture. I've done it both ways, single or multiple plants to start a mat. Personally, now I would only use single plants, not groups of plants planted close together. But it depends on what you are trying to achieve.