For storage, use waterproof plastic containers instead of cardboard boxes, which won't hold up to the average cellar's mushroom-friendly climate.
Contained and Climate-ProofReal Simple0
Elevate and Cover Large Items in Your BasementReal Simple
If you have items too big to fit in a plastic container (pieces of furniture, lamps, etc.), safeguard them from rising or dripping water by draping them with an oversize tarp and putting them up on a wooden...0
Keep Things Accessible in Your BasementReal Simple
Try easy-to-install, inexpensive shelving. Metal is better than wood, which can warp when it gets wet. Put boxes or loose items on shelves and you won't have to move a mountain to extricate one small thing...0