ph down

I'm growing a lambs breath autoflower in a 5 gallon smart pot and my medium is Sunshine Mix #4 with organic dry nutes pre mixed into the medium. After it started to flower I top dressed it with power bloom and a week or so after that I top coated it with worm castings. I finally got my digital...

My plant seems to be having pH issues after I stupidly applied humic acids with a pH of 9.0 without balancing it out first. The leaves are developing orange spots in some places, paleness in other places, tip burn on the tips & are generally unhealthy looking (though the buds are super...