Corn Tumours?
I’ve never seen this before. My corn seems to have tumours. Anyone ever experienced this? UPDATE: Sean tells me it’s a fungus called black soot, aka corn smut (wikipedia): Corn smut is a disease of maize caused by the pathogenic plant fungus Ustilago maydis. U. maydis causes smut disease on maize (Zea mays) and teosinte [...]