· Leafcurlplumaphids are found on both plum and prune plants. The most obvious sign of these aphids on plum trees is the curled leaves they cause by their feeding. Find out how to treat them here. Biological control and sprays of narrow range oil or neem oil are organically acceptable methods of controlling this pest. · Pesticide control on fruit trees and shrubs can be achieved using organic sprays like natural pyrethrum or leaf curl plum aphid treatment such as neem oil, imidacloprid, pyrethrins, or homemade insecticidal soap. Thorough coverage of the foliage is important, including lower leaf surfaces. Learn about the leafcurlplumaphid, its identification, damage, life cycle, and integrated pest management strategies for effective control. · It is important to controlplumaphids, as populations can quickly get out of hand and serious infestations drain plant reserves. The aphids hatch just at bud break on the tree and begin feeding immediately on shoots and then on the underside of leaves. View allJun 29, 2025 · Remove aphids by hand (when practical) to control small infestations. Natural predators and parasites, including ladybird beetles, lacewings, and parasitic wasps, help controlaphid populations. Pest monitoring Begin observing shoots prior to budbreak, as management is most effective early in the season while aphid abundance is still low and before the emerging leaves begin to curl about and protect aphid colonies. Biological control and sprays of narrow range oil or neem oil are organically acceptable methods of controlling this pest. · Pesticide control on fruit trees and shrubs can be achieved using organic sprays like natural pyrethrum or leaf curl plum aphid treatment such as neem oil, imidacloprid, pyrethrins, or homemade insecticidal soap. Thorough coverage of the foliage is important, including lower leaf surfaces. Learn about the leafcurlplumaphid, its identification, damage, life cycle, and integrated pest management strategies for effective control. · It is important to controlplumaphids, as populations can quickly get out of hand and serious infestations drain plant reserves. The aphids hatch just at bud break on the tree and begin feeding immediately on shoots and then on the underside of leaves. · Remove aphids by hand (when practical) to control small infestations. Natural predators and parasites, including ladybird beetles, lacewings, and parasitic wasps, help controlaphid populations. Pest monitoring Begin observing shoots prior to budbreak, as management is most effective early in the season while aphid abundance is still low and before the emerging leaves begin to curl about and protect aphid colonies.