Citations:sporgasm

Noun: "(humorous) pleasure or excitement related to fungi"

 * 2011, Eugenia Bone, Mycophilia: Revelations from the Weird World of Mushrooms, page 121:
 * When I stumbled across the matsie bin at the Berkeley market where they were selling for $19 a pound, I just about had what the husband calls a sporgasm.

Noun: "(humorous) the propagation of fungi"

 * 2019, Louie Schwartzberg, Fantastic Fungi, 1:13 (approx.):
 * William Padilla-Brown (to person "sowing" mushrooms): You're officially a mushroom farmer. Sporulating. Sporgasm.