How to Make a Spectacular Stump Floor Lamp? With a piece of tree trunk, you can easily make a wood lamp. Choose a hardwood, such as oak or beech. The tree trunk must have a diameter of and a flat side. Rustic Furniture, Diy Furniture, Handmade Furniture, Furniture Stores, Kitchen Furniture, Furniture Design, Diy Luminaire, Wood Floor Lamp, Rustic Lamps