Black Gold? Just Coir is available now. This OMRI listed low salt organic material is just what the name implies, Just Coir, actually coconut coir pith. We take the highest quality coir available, rinse it to reduce salts and then reconstitute it from a compressed bale into a more user friendly ready use product. Black Gold? Just Coir was formally sold as Sunshine? Pro Just Coir and has become a popular product with hydroponic gardeners.