Poway’s Blue Sky Canyon evolved from a dumping ground into a nature reserve

Poway’s Blue Sky Canyon evolved from a dumping ground into a nature reserve

Al Torretto, a Poway resident for 50 years, remembers hiking through Blue Sky canyon in the late 1970s. At the time it was overgrown with weeds and brush and had at least one ranch where cattle were raised. Random wells dotted the landscape along with the brick foundations of abandoned homes, Torretto said. “People would dump trash like refrigerators and cuttings from their plants and those would start growing,” he said.  “Young adults would go …