Got these in the mail, zone 7a/8b. Do I have to germinate all these and still succeed?
>1/2 peppers next
>>2321714even if they could harm it through contamination, removing the mushroom wouldn't do anything. you'd have essentially change out your soil entirely, as the mycelium is spread throughout already. i wouldn't worry about it though. Looks like a pleated inkcap, which is saprobic, and only eats dead stuff.
https://www.first-nature.com/fungi/parasola-plicatilis.php 