I have already rid my garden of aphids and it seems like all the insects, even though the weather has been extremely rainy. Puree one yellow onion with 2 cloves minced garlic. Mix in 2 cups of water and 2 Tbsp. lemon soap. Strain and put in spray bottle. I made a huge batch (4 times the recipe) and I'm not sure I will need it again until next year. One dose and I'm done! ... View related article.