Hmm, dunno. Those are for the snails to eat. The hornwort overgrows my other tank, I take a handful out every few days to add to this tank for the snails. Substrate I don’t think matters, I grow a lot of it outside in plastic tubs with barely any substrate, those I feed to the koi.
Hmm, dunno. Those are for the snails to eat. The hornwort overgrows my other tank, I take a handful out every few days to add to this tank for the snails. Substrate I don’t think matters, I grow a lot of it outside in plastic tubs with barely any substrate, those I feed to the koi.