Maintenance
Various insects are known to affect this tree, but the most common is the Western pine beetle (Dendroctonous), which commonly kills older trees. Also is host to the the grassy-winged sharpshooter (Homalodisca vitripennis).
1, 2*, 3*, 4*, 5*, 6*, 7*, 8, 9, 14*, 15*, 16*, 17, 18*, 19