need help asap.i have 10 ak 48 about 20 days and have problems.all 10 have yellow leaves and start from bottom to top , and their turn black , some of them from top of the leavs and other from the midle. i have for neaw 1 hps 250w. soil made by me 2/3 peat moss ph 6,4- 6,9 and 1/3 perlite. temperature 80 -85 F. search on google i believe it have problems with pest and i sprait with soap and water for 3 days without ani result. another thing i put them 12 under hps(80-85 F) and 12 to my window (70-75 F). View attachment 2706720View attachment 2706722View attachment 2706723View attachment 2706724