If it is very sunny, windy, or if it rains, you will need to reapply your Neem oil solution. If you are concerned the spray may injure some plants, do a test in a small area before spraying the entire plant. Put a small amount of the solution on a small part of the plant and ...
I continued to apply the Neem Oil spray in the evenings about once a week throughout the summer. Hundreds of Japanese Beetles swarmed the plants but only ate enough of the leaves to become affected by the Neem Oil. For the first time in years, enjoyed green beans again. In fact I had...