Mycelium

Mycelium is a Block.

Collection
Collecting Mycelium increases the player's Mycelium Collection, which grants useful items and perks upon collecting certain amounts of Mycelium.

Mining
Mycelium can be mined in the following locations in the :

Trivia

 * Not long before the leak of the information of new collections of Crimson Isle update about Mycelium and Red Sand collections, the ability of obtaining Mycelium, including spreading onto dirt and buying from trades menu, were removed. This was likely for preventing stockpiling by alpha testers.
 * As released on April 20, 2022, mycelium spreading onto dirt has been re-enabled.
 * Using a or  to remove mycelium will turn it into dirt, with the following message:
 * This happens even on, where mycelium spread is disabled.
 * Collecting Mycelium turned from on Private Islands does increase collection, that is unless the dirt block was placed by a player.
 * However, there are only limited ways to have Mycelium giving collection on the island: the initial island (turn blocks to dirt by placing blocks right onto them), some type of placeable islands, and s.
 * Contrary to the low light level requirement of spreading, Mycelium requires high light level to spread onto dirt.