Keeps District roadways and parking lots free of litter and debris; coordinates with appropriate staff regarding purchase and installation of asphalt, paint, signs, sign poles, concrete, and asphalt patch; stripes/paint parking lots, roadways, and curbs; installs replaces, repairs, and/or relocates traffic control signs and posts, concrete bumpers, and roadway control exit barriers; keep tree branches from obstructing the view of traffic and signs; removes graffiti; coordinates with appropriate staff regarding cleanup of hazardous materials; sets up traffic cones and barricades. Selects, plants, stakes, prunes, and thins and trims trees, ornamental plants, shrubs, ground covers, annuals, and bulbs, and mows, grooms, fertilizes, and replants turf and various landscaped areas to accomplish landscaping objectives; may remove trees or branches for safety in wooded areas, as needed; may assist with oversight of fire mitigation work by vendors; maintains and/or provides specialty pruning in commemorative gardens, arboretum, and Cactus Garden.