I need a little bit of help here guys... the tips of the older lower leaves are twisting. I've never seen that before and have been researching it in all of my books and nothing really resembles what I'm seeing. Originally I thought it was under-watering so I really kept close watch, watering a bit more diligently and it has not solved the problem. Maybe it might not even be a problem. I would just like to know what your guy's opinions are. I have a pic