Correctly packing a backpacking pack is one of those skills you don’t know you need until you’re walking down the trail with something jamming painfully into the small of your pack. Then you need to treat some water and you realize your filter is at the bottom of the bag. Suddenly it starts to rain and where did you put that dang pack cover? A little mindfulness while packing will go miles in keeping you happy and comfortable on trail. Fortunately, once you have the info it’s easy to do. Read on to become a packing ninja. If you are just starting out with backpacking, you should also take some time to become familiar with Leave No Trace practices, like how to wash dishes in the backcountry and packing out…