Quartered Beeswing Walnut is a premium veneer species valued for its distinctive character. Walnut can range from a lighter pale brown to a dark chocolate brown with darker brown streaks. Color can sometimes have a gray, purple, or reddish cast. Sapwood is nearly white. European Walnut can o Regarding sustainability: Walnut is likely to be rather expensive, and is sometimes only seen in veneer form. Wood veneer is inherently eco-friendly — a single log yields far more surface area as veneer than as solid lumber, reducing waste and extending the life of premium timber resources.