Closing out this effort as a learning experience.

I cut open a few anther pods and the anthers are all dead.
Not sure what went wrong. May have been a simple as too small an opening sliced in that water supply.
The stems got scraped on insertion.

Might try https://www.thcfarmer.com/community/threads/how-to-reverse-sex-using-silver-thiosulfate-solution.84/
How To Reverse Sex Using Silver Thiosulfate Solution