Aug 02, 2019· Above: A decomposed granite path runs the length of a back garden, and fast-growing fern pines (Podocarpus gracilior) create a privacy screen inside the back fence. Photograph by Mimi Giboin. See more of this garden at Before & After: A 1940s-Suburban House Grows Up Gracefully in Mill Valley, CA.. Decomposed granite is like gravel, but finer and generally more stable.
