My superthrive bottle says drop a gallon on the front but on the back it says 1/4 tsp for container plants (I dont know why I gave them 1/2 tsp:stoned And Ive been flushing the crap outta them too they're still yellowing on the lower fan leaves but the smaller new growth between branches is green and stems are still reddish/purple. Im gonna snap a couple pics and post them to show any progress