Where Art & Science Converge - TerraGreen is a Landscape Contracting Company focusing on Sustainable Landscape Solutions - We WBE Certified, accredited with Phipps Conservatory and certified with Liveroof for Green roof installation. Also specializing in bio swales, living walls and rain gardens. We design/build commercial projects, renovations as well as residential outdoor living space in the greater Pittsburgh Area. Creating beauty and harmony between the man-made and the natural environment