Why won't it stand up straight without the crutch? Is it because it isn't vertical enough at this time in that pot when it's horizontal? If that's why that's understandable. If on the other hand it's a just a little too whippy it can be stiffened up wiring it tightly into some tighter bends which would be even more bunjin-like. If you wire it soon you'll get a jump on it with the lignification that occurs in winter. Exactly when you wire depends upon your local weather, if we knew where you are, more specific times would be forthcoming. You might go to the upper right corner and click on your Icon and enter your location.