The wind in the woods: "The breeze rustles the leaves of the green firmiana on a cool night in early May. Fireflies start to fly around the woodland pond." From these lines of ancient verse we can see what kind of environment fireflies require.
「碧梧含風夏夜清，林塘五月初飛螢」，古詩裡，已明示了欲見點點螢火飛光，需要的是什麼樣的環境。