The City of Castle Pines is partnering with residents for the city’s annual Spring Cleanup Day. As the community grows, it’s more important than ever to keep the beautiful parks and open space that make Castle Pines special free of trash and other debris. This year’s cleanup day will take place on Saturday, April 6, from 10:30 a.m. to noon, weather permitting. Volunteers will be able to choose from one of four sites throughout the city (Elk Ridge Park, Coyote…