there whiteflies carmen there not to hard to kill but they do lay eggs so you have to keep at them I had them on the Malawi and got rid of them but obviously I missed at least one that's all it takes that one lays 10 eggs and within a week theres a number of them I haven't seen anything but that's how they are sneaky basturds im using captain jack dead bug and it works you can see the fried skeletons the ext day it takes about a week I ilke to spray every other day even though its suggested to wait longer im not waiting I want them dead they'll be gone by the end of the week!