Although nowadays there is a great deal more choice than there used to be, buying a girl plus size dress is not always the easiest thing to do. It can be very awkward if you are quite young, to go into a shop and ask for a plus size dress. But there is no need to be self-conscious, most shops these days are used to dealing with plus size clothing and are quite helpful and attentive and try to make sure that you find what you want and in the style that you want it. Most of the latest fashions these days are available in a range of sizes, so you should find something to suit you.
Most of the major retail clothing stores now stock a good range of girl plus size dresses and clothes. In fact, there is no reason whatsoever why you should not keep up with all the latest fashions, plus you have the advantage of some of the specialist plus size shops. These deal with designers that are more used to designing for people in your size range and so have a better idea of what clothes look best in plus sizes.
Of course if you're buying a girl plus size dress, it is worth bearing in mind that not everything that works well on the smaller frame will work as well in the full figure size. For instance it is best to avoid horizontal stripes and complicated color coordination