Britons have enjoyed watching their gardens come to life this month, but the arrival of Spring also stimulates insect activity that could hinder the development of plants. Pests like ants are a big part of the problem, as they are wildly attacted to the honeydew produced by sap-sucking insects like aphids. Their droppings are partly to blame for the demise of plants because they cause foliage to turn mouldy, leading to the development of disease. Fortunately, simple interventions like sprinkling cinnamon could help deter unwanted insects. “Sprinkling cinnamon around the base of plants can dete…