S SteakBags Well-Known Member Jun 10, 2024 #1 Mold or something beneficial? Attachments IMG_5501.jpeg 2 MB Views: 26 IMG_5499.jpeg 1.8 MB Views: 23
P Phytoplankton Well-Known Member Jun 10, 2024 #2 Very blurry pics, but usually it’s minerals from the soil/water/nutes.