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Tree and Shrub Pests
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Tree and Shrub Pests
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Updated: October 18, 2024
Elm Leaf Beetle
Holes in elm and zelkova leaves are eaten by 1/4 inch long elm leaf beetle adults and 1/2 inch long larvae.
Updated: October 17, 2024
Euonymus Leaf Notcher
Euonymus leaf notcher is an invasive insect and pest of ornamental euonymus plants.
Updated: October 17, 2024
Rose Chafer Beetle on Shrubs
Skeletonized leaves of some deciduous plants might indicate rose chafer beetle feeding damage.
Updated: October 17, 2024
Aphids on Trees and Shrubs
Aphids are small green insects that suck plant juices from almost all plants at one time or another.
Updated: October 17, 2024
Japanese Beetles on Trees, Shrubs, and Flowers
Larvae or grubs feed on the roots of Kentucky bluegrass, fine fescues, and other grasses. Adults are brown beetles with metallic green heads that emerge mid-June and feed on more than 275 plant species.
Updated: October 17, 2024
Euonymus Scale
A dusting of a white substance on the leaves of euonymus is evidence of an infestation of euonymus scale.
Updated: October 17, 2024
Conifer Bark Beetles on Trees and Shrubs
There are multiple bark beetles that may cause damage to needled evergreen trees.
Updated: October 17, 2024
Tree and Shrub Galls
Corky swollen or unusual growths on tree leaves or branches can be caused by mites, bacteria, fungi, or other insects. They are unsightly but not life-threatening.
Updated: October 17, 2024
Lace Bugs on Trees and Shrubs
Lace bugs hide on the underside of leaves of mostly azalea, Pieris, and rhododendron evergreen shrubs.
Updated: October 17, 2024
Monitoring for Scale
Regular inspections of your garden and plants will catch most scale problems before they get out of hand.
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