At present, the host range of the pitch canker fungus is mainly in pine tree species. Monterey pine is most commonly infected, but Aleppo, Bishop, Canary Island, Coulter, Digger, Italian stone, ...

SAN DIEGO — San Diego is a unique place, and one of the things that makes it special is the Torrey Pines. They can only be found in two places on the planet in their natural habitat: one at the Torrey ...

Add Yahoo as a preferred source to see more of our stories on Google. Torrey Pines in San Diego are facing threats from bark beetles and a fungal disease called pitch canker. Manchester Half Marathon: ...

'Pitch Canker,' a fungal disease, has recently appeared on the trees in Torrey Pines State Natural Reserve, adding immense stress to them.