VIDEO KUSA- It’s called Evergreen Hill — a landscape design added on to Washington Park about 100 years ago.

“We normally would’ve been in the dark here, almost, you know in the middle of the day. It was so shady in here,” said Sonia John, with Friends and Neighbors of Washington Park.

A 2010 report done for Denver Water by landscape consultants found high concentrations of sodium around trees in Denver Parks, which is irrigated with recycled water.