There are a few advantages to growing multiplex bamboo in containers. The first is that using a container can help to limit the spread of this plant. Also, containers allow you to move your bamboo plant as needed after planting. Conversely, there is some added maintenance when you plant bamboo in a container. Mainly, you'll need to keep up with pruning to keep your plant small enough for its container or continually transplant your bamboo to larger containers as it grows.