make realistic the tan areas will have 1x6 delta millworks thermal hemlock vg smooth matagorda with anickel gap the gray areas will have tight dry stacked vals quartzite with broken face finish from quarra stone co the dark gray will be metal panels in beachstone gray metallic all clear areas are glass including the windows and railing the light gray in the foreground is exposed aggregate concrete the green landscape should be low scrub and grass the roof on the building will be a natural green roof and the gray a gravel ballast roof fade out the landscape into rolling hills a soft warm slightly cloudy sky