Spray foam on a tree stump? Saw this today in the forest (~1000m sea level, Europe). : r/whatisthisthing

Are the trees in town dripping sap like crazy? My car and the roads are covered in sticky stuff : r/sanmarcos

A fight in Alaska's Tongass National Forest to keep old-growth trees to combat climate change - Washington Post

Seeing these everywhere, if these are growing in your yard this is not a cool free shrub, Tree of Heaven, roots will wreck foundations : r /grandrapids

Question: Why is there foam running off from this tree in the rain? : r /botany

what are these darn sticky things? : r/anchorage

Question: Why is there foam running off from this tree in the rain? : r /botany

Giant Petrified Wood Tree Stump 8ft Tall One of a kind fossil River Cypress

Are the trees in town dripping sap like crazy? My car and the roads are covered in sticky stuff : r/sanmarcos

Rambling Hemlock: Nature Notes: Tree Foam

Found this while cruising. What's this for? There's a nail on the other side as well : r/forestry

This had to be said. : r/trees

Puddle of sap : r/arborists

The Secret Life Of Trees: Researchers Probe Methane In Washington's Coastal Forests - Northwest Public Broadcasting

Spooky Tree Stumps Remind Us Why We Need Earth Day