Black Locust is a sustainable, no maintenance alternative to endangered tropical hardwoods and chemically treated lumber. Black Locust, also known as Robinia Pseudoacacia, is a natural durable hardwood that will last for decades without any treatment. The Rainforest Alliance™ lists Black Locust among the most preferred alternatives vs. tropical hardwoods for outdoor applications. The harvesting of rainforest tropical hardwoods is unsustainable.
Black Locust / Robinia Pseudoacacia, serves as an alternative to pressure treated lumber., which is treated with a wide variety of Red Listed chemicals in accordance with the The Living Future Institute. Therefore, no further enhancements or treatments are required for the longeviety of the Black Locust.