I wasn't aiming this at you. I have covered my process here and in retrospect I should have just shut up and kept it private. I'm fed up with people telling me I don't know wtf I am doing! That was not you! Please don't take this personally.
There is no root rot. The tails are coming out black. That is their colour. I don't usually use H202 at all. I usually put seeds into wet paper towel and one or two days later they have a tail and can go into soil. This time I used H202 when there was zero action. I used the concentration advised in the scientific study. I am happy with my process. I am unhappy with the viability of the seeds themselves.
Thanks so much. Me too. I have planted the two with the tails in some soil with myco