For 8 ft privacy on a slope, a dense evergreen hedge (like arborvitae or spruce) is the best long-term solution, potentially combined with a slight berm to gain extra height naturally. Expect around $2K–$6K DIY or $5K–$12K installed depending on size and plant maturity. here’s something I designed https://app.neighborbrite.com/s/moGNtHWpulw
