[header] How to clean driftwood [title] Shake it. [step] If you picked up your driftwood from a natural location, such as a lake, you might see particles of dirt sticking to the wood's surface. Grab the piece by the end and give it a good shake. 
Perhaps tap it gently on the ground a few times to loosen any additional grains. [substeps] This also helps to remove any pests, like ants, from the wood.