Soapy Trees? Sometimes Trees Need a Shower

If you ever go for a walk in the woods during—or soon after—an extended rainfall, you might find an interesting spectacle: Numerous trees foaming at the base! Although an odd sight to behold, it is actually a visual representation of a process called stemflow. Stemflow is the act of water flowing over the exterior of a plant’s trunk or stem.

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Soapy Trees? Sometimes Trees Need a Shower