Related: 8 Reasons Why Your Lemon Tree Leaves Are Turning Yellow ... To get rid of these pests, spray the trees with organic ...

Prevention tips Keep aphids away from lemon trees. The University of Washington advises making a homemade aphid-prevention spray. Combine 1 teaspoon of dish soap with 1 quart of water, and then apply ...

When facing a pest problem, your first line of offense is to spray them right off the leaves with a hose. You can also use insecticidal soap or neem oil to keep them away. It's important to monitor ...