Golden yellow designs showing the tree during autumn and reflecting the interesting features of this tree. How does this tree help the environment? Black walnut trees provide food and shelter for a multitude of wildlife, their nuts are a rich source of protein and fat and the tree’s canopy and branches offer nesting sites and protection from predators. Fallen leaves and decomposing nuts enrich the soil with organic matter, their deep roots help prevent erosion and improve soil structure, the tree also releases juglone a natural compound that can suppress competing vegetation helping to maintain balance in ecosystems. They also absorb carbon dioxide ans tore it in their wood and roots with their long lifespan and dense wood making them good carbon sinks. Their broad canopy provides natural cooling which reduces temperatures in surrounding areas this helps to lower energy use in nearby buildings and improves urban microclimates. Furthermore, black walnuts support a variety of fungi, lichens and insects which contributes to ecosystem diversity with their presence enhancing forest resilience, this is very effective in mixed hardwood stands. Lastly the tree produces valuable hardwood used in furniture and flooring which promotes sustainable forestry, its nuts also have nutritional and medicinal uses.