You could Also cut off the top leafs to slow them down, and apical as last resource! For my current grow I'd keep clones for 2 months with 28w t5 fluo, not the best but they got a Nice size before moving them to the growtent...
@@SimpleMinds,i think those work Better as preventives, if you want to kill an installed plague you need some insecticide (Only before flowering) i think
Check my last grow, the top leafs prunning i did there would be perfect for keeping them lower. As bonus they would get big side brunch development, more top colas👌