Physarum · Track 15 · middle
Ode to Physarum cinereum
Grey patches that appear on suburban lawns, particularly after warm humid nights — one of the few myxomycetes that has made itself at home in the human-altered world. Atlantans find it between grass blades after rain. They think it is a fungus. They are wrong. It is moving, slowly, eating bacteria in the thatch, ancient and unbothered. An ode to the neighbor you never noticed — the organism in your lawn that was doing this in the Cretaceous, that doesn't know or care what a lawn is, that arrived before the house. | NEUROSCIENCE LENS: Urban adaptation and behavioral flexibility — Physarum cinereum has colonized suburban lawns, adapting to a novel habitat (mown grass, irrigation, compacted soil) that did not exist until recently. This mirrors studies of urban wildlife neural plasticity: the organism that survives the Anthropocene is the one that can solve new problems. It is in Sisu's lawn. She checks on it after rain.
Lyrics
[Intro] [Verse 1] After the warm rain. The air is thick. Atlanta, in the morning. Someone called it a blight. A fungus on their perfect green. They wanted to know the spray. What chemical kills the grey. But this isn't rot. This is a traveler. This is Physarum cinereum. [Chorus] The neighbor who was here before the neighborhood. A grey patch in the fescue. Older than the oaks, older than the streetlights. It doesn't know your name. It doesn't know what a lawn is. It only knows the damp thatch and the bacteria blooming. [Verse 2] It moves without a mind. A slow tide across the clipped blades. It finds the water from the Tuesday irrigation schedule. It mapped the sprinkler zones. It learned the compacted soil. It has been solving problems since the Cretaceous. A lawn is just another problem to solve. [Chorus] The neighbor who was here before the neighborhood. A grey patch in the fescue. Older than the oaks, older than the streetlights. It doesn't know your name. It doesn't know what a lawn is. It only knows the damp thatch and the bacteria blooming. [Bridge] This is how a mind works. Not the one in your head. The other kind. The one that bends without breaking. The one that finds a new food source. The quiet plasticity. A single cell learning a suburb. A single cell that outlived the dinosaurs and found my yard. [Outro] I check on you after the rain. You're still there. A little further west than yesterday. Unbothered.