石景山现存古树1545株，先后建成7处古树保护小区

Core Points - The 2025 Beijing Ancient Tree Protection Science Popularization Week was launched in Shijingshan District, highlighting the importance of preserving ancient trees as living cultural relics [1] - Shijingshan District currently has 1,545 ancient trees, all of which have established individual protection plans, with 277 weak trees undergoing protective restoration [1][13] - The district has built seven ancient tree protection communities, enhancing the vitality of these historical trees [1][7] Group 1 - The ancient ginkgo trees near Yuyuan Hospital, approximately 700 years old, are a significant attraction during autumn, showcasing their majestic appearance [3][5] - The Shijingshan District Garden Bureau has implemented various restoration measures for the ancient ginkgo trees, including support installation and soil improvement, creating a themed park for public engagement [5][9] - An ancient ginkgo tree, known as the "King of Ginkgo Trees," over 800 years old, has been restored and transformed into a popular local landmark [7][9] Group 2 - The district has a total of 141 first-class ancient trees and 1,404 second-class ancient trees, including rare species like yellow linden and black jujube [13][15] - Since 2021, the district has been conducting health assessments and tailored restoration plans for weak ancient trees, resulting in significant improvements in their conditions [11][15] - A three-year action plan for the hard surface treatment of ancient trees has been initiated, aiming to integrate tree protection with urban renewal and landscape enhancement [15]