Originally Posted by Rusty Trichome
When I used to grow (a few years ago) I heard you could use 1-2 aspirin (uncoated-caffeine free) per gallon of water (3 applications in a row) to stress a female into forcing male flowers. So I tried.
Seemed to work ok on (firmly rooted) female clones, but took too long for newly-sexed adolescents. (At least for that harvest. Females would be ready just before pollen sacs would open) Resultant pollen produced about to 80% or so fem seeds. Did this for the Swazi, C-99xSweet Tooth, and Shiskaberry I had seeds for. No later hermie problems, that I noticed.
Anyone else try this?
p.s. I used to grow in soil, and don't know of usage in hydro...