Identify and evaluate the potential
hazards of yard trees, park trees or other trees which might be a
danger to the public or to nearby buildings.
Evaluate decayand isolate causal
agents in suspect trees.
Recommend remediation
measures.
Red oak broken off at base
due to brown heart rot
White oak trunk broken off due to brown
heart rot
Increment core used to sample for internal wood decay
Fungal conks - the outer
sign of substantial heart rot
Fallen white oak due to
brown root rot
Arizona
postcard gives a new appreciation of "hazard tree"! Might have been
caused by a root-rot fungus known to be associated with the saguaro
cactus.