Use Murphy Oil Soap to make your own DIY insecticidal soap spray. Combine mild, biodegradable soap with water and apply directly to pests on plant leaves. Reapply once or twice per week to ...

Murphy Oil Soap is one option ... Novak said she has had great results with LA’s Totally Awesome all-purpose concentrated cleaner, which she gets at Dollar Tree ($1.25 for 20 ounces).

I then heard a lady mutter nearby: “Murphy’s Oil Soap.” The dealer agreed and suggested mineral spirits would also do the trick. I know I had a stock of Murphy’s at home, so I took the ...