In this 90.5 WESA article, Rob Kruljac of Davey's Pittsburgh office talks about the problems persistent rain can cause for trees.
Prolonged periods of rain and over-saturation of tree roots can cause root rot, which can impact a tree’s ability to consume water and nutrients.
Soil saturation also makes it difficult for roots to breathe. Tree Pittsburgh Director of Urban Forestry Matt Erb said a lack of oxygen can cause roots to die or become infected by bacterial or fungal pathogens and that cause root rot.
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The Davey Tree Expert Company, established in 1880 and headquartered in Kent, Ohio, provides research-driven tree services, grounds maintenance and environmental consulting for residential, utility, commercial and environmental partners in the U.S. and Canada. With 11,000 employees, Davey Tree is the eighth largest employee-owned company in the U.S.