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North Coast ranges
These ranges parallel the coast from the Klamath Ranges in the north down to the San Francisco Bay area. They feature chaparral and oak woodlands at lower elevations to the east, redwood forests at lower elevations to the west, and high mixed-conifer forests on high ridges and peaks.
Typical insect and disease problems
• Root decay caused by the velvet-top fungus
• Sudden oak death
• Anthracnose, canker rots, true mistletoes, and Armillaria root disease in oaks
• Flatheaded fir borer in Douglas-fir
• Cytosporacanker in high-elevation true fir
• Dwarf mistletoes in numerous conifer species
• Western pine beetle
• White pine blister rust
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