Park operations director Jim Hardie calls it the “grasscrete circle”—also known as the TreePeople cistern, a 216,000-gallon underground storage tank, where we save rainwater filtered and collected from rooftops and the Parking Grove. The stored water irrigates TreePeople’s grounds in the warm months. For the past four years, the circle has been planted with wildflowers, which look gorgeous but require regular weeding. Jim is excited about a low-maintenance alternative called purple needlegrass or Stipa pulchra or Nassala pulchra—the official state grass of California!… Read more >>
Soil is as vital to environmental health as the plants that grow in it. If you watched the latest Ken Burns documentary, The Dust Bowl, or if your forebears settled in California because they had to flee the ruined soil of the Midwest, then you know what Burns means by “the worst man-made ecological disaster in American history.” It was a swift, government-encouraged depletion of previously fertile cropland, where nature and people had once cooperated fairly well.
Likewise, when we pave every patch of green in our cities, we undo the perfect systems that nature takes so long to create.… Read more >>