How To Tell If Wood Is Seasoned. Seasoning is a method of drying firewood that involves leaving it outside for a period of time to allow the moisture level of the wood to naturally decrease. Seasoned wood will have the following characteristics:
Seasoned wood moisture content is less than 20%. Color is darker, with a brown or grayish hue. Seasoning is a method of drying firewood that involves leaving it outside for a period of time to allow the moisture level of the wood to naturally decrease.