Go out in the morning and find out what type of insect it is;grasshopper,caterpiller. Mix some ivory soap with water and sprat the underside of leaves. The yellowing,if not alot,just pick them off like Gilfman says. KEEP SMOKE ALIVE!!hey my outdoor plant is around 1ft and a half tall and was doing good untill recently . there are wholes from bugs in the leaves and some of the lower leaves are starting to turn yellow what should i do