Northern lights auto spiderfarmer sf1000

At this point, there's nothing you can do, since it's in full flowering mode and it will barely grow anymore. You kept it in a small pot too long. Nothing wrong with starting in a small pot, but autos need to be transplanted to their final container rather quick, during the 2nd week of veg, usually around day 10 of veg. Or you can start them in their final pot.