Toadstool producing fungi inhabit the soil 3”-18” below the grass. Various species divided into groups according to their effect on the turf:
Type 1 - Ring of dead grass bordered by darker green grass (illustrated)
Type 2 - Ring of darker green grass
Type 3 - Just a ring of toadstools
Patches of white/grey/yellow mycelium with no fruiting bodies caused by a number of non-sporing basidiomycetes such as Coprinus spp . and Treichispora spp.