Walnut is extremely unique in that there is no other wood quite like it. Walnut is a sumptuous species with rich, chocolate hues, surprising auburn undertones, and complex grain pattern. This makes for a wonderful looking floor with or without stain.
The hardwood has an extremely beautiful grain; they are straight grained, but can have waves and curls as well. Walnut is very durable in terms of decay resistance. If it is taken care of properly, then you will have great looking floors. It ages very nicely.