All you need to get rid of aphids is green onions 100% effective 

The easiest way to get rid of aphids is to get rid of aphids. Aphid medicine made from onions is both very easy and very effective. Aphids disappeared completely within a week, so aphids can no longer infect this tree, and to get rid of aphids, all you have to do is chop the green onions and cut them off. It is to ferment, and after a day, your aphid remedy is ready, you can use it.