Yes, you can reuse wood chips, but it depends on their condition and what they were used for. Inspect them for mold, pests, or contamination before reusing.
Whether or not you can reuse wood chips largely depends on their previous use and current state. Wood chips used as mulch in gardens can often be reused, especially if they are still relatively intact and haven't significantly decomposed. Simply rake them up, remove any weeds or debris, and redistribute them in your garden beds. However, if the wood chips are heavily decomposed, moldy, or infested with pests, it's best to discard them. Similarly, wood chips used in a smoker can be reused a limited number of times, but they will eventually lose their flavor and become ashy. It's important to remove any charred or excessively ashy chips before reusing them. Always inspect wood chips carefully before reusing them to ensure they are safe and effective for their intended purpose.
When reusing wood chips as mulch, consider adding a nitrogen-rich amendment like grass clippings or compost to help balance the carbon-to-nitrogen ratio and prevent nitrogen depletion in your soil.