In this story on Koin.com, the reporter quotes Davey arborist Terry Brier talking about trees being more prone to disease after the stress of dry east winds.
Posted: Friday, January 24, 2014 4:53 p.m.
By Kohr Harlan
Trees and bushes that would normally feed on rainwater are now looking for water wherever they can find it — and that includes the sewer line from your house.
Thin hair-like roots line sewer pipes and eventually clog them.
Jesse Murdock of Clog Pro in Vancouver told KOIN 6 News roots are particularly aggressive in looking for sewer water this year because it is often the only water in the ground.
“In my 13 years of doing this, this year has definitely been one of the more aggressive years I’ve noticed with roots and the only thing that makes sense is that its been so dry,” he said.
The thirsty tree limbs and root system find the water by actually breaking through the sewer lines coming out of houses more than six feet below the ground.
To read the rest of the story, click here.