Algae probably didn’t help the duckweed. It took all the nutrients. An explosion in hornwort growth plus a hair algae outbreak killed off a lot of mine.
In fact, the initial duckweed death probably sparked the algae outbreak. When a clump of Val I bough died, it provided all the necessary nutrients for cyano to take over.
In fact, the initial duckweed death probably sparked the algae outbreak. When a clump of Val I bough died, it provided all the necessary nutrients for cyano to take over.