Salem crews will soon begin injecting city-owned ash trees with an insecticide to protect them from the emerald ash borer. Residents with city-owned trees adjacent to their homes will soon be getting ...

HONOLULU (KHON2) — If you see workers injecting coconut palms at parks in Honolulu, don’t be alarmed — it’s part of a preventative treatment to protect the trees from the invasive Coconut Rhinoceros ...