Invasive Species
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False oleander scale, which appears as white spots on leaves, is an invasive pest on ornamental plants. It is prevalent in Georgia and poses a significant threat to the aesthetic value of ornamental plants in the nursery and landscape.
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In North America, six species of tent caterpillars are found. The forest and Eastern tent caterpillars occur in Georgia, and can damage the aesthetic value of landscapes. There are several management strategies that work against tent caterpillars and this resource will help you identify and control them.
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The invasive elm zigzag sawfly is a small wasp that has been reported in nine U.S. states, where it poses a threat to elm trees.
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European hornets are widespread across much of the eastern United States. Native to Europe and Asia, they were accidentally introduced to North America in the mid-1800s. The European hornet is the largest species found in the United States and is particularly common in Georgia.
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Rhodesgrass mealybugs are an invasive insect native to Asia that can infest more than 100 grass species including all warm-season grasses commonly used for pastures and turf in Georgia. This publication includes information about rhodesgrass mealybug identification and biology, its host plants, damage symptoms, and control strategies, including the use of parasitic wasps.
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The granulate ambrosia beetle (previously known as the Asian ambrosia beetle) is a serious pest of woody ornamental nursery plants, fruit trees, and shrubs in Georgia. This publication provides information on identification and biology, host plants, damage symptoms, and control strategies for this aggressive pest.
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Box tree moth is an invasive pest of boxwood plants. It was introduced into New York in 2021 and has been reported in six other states. It has not been reported in Georgia yet. Boxwoods are an important ornamental evergreen shrub in the southeastern U.S., widely planted in residential, commercial, and public landscapes in both urban and suburban areas.
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The Asian longhorned beetle is an invasive insect pest native to China and North and South Korea that threatens many hardwood trees in forests and landscapes in the United States. The pest is also referred to as the roundheaded borer because the segment below the head is round in shape.
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The Japanese beetle, as the name suggests, is native to Japan and was introduced to the U.S. through the transport of plant material. It is a highly devastating pest, attacking a variety of landscape and garden plants, fruit trees, field crops and turf. This circular provides an overview of Japanese beetles in the nursery and landscape, covering the biology, damage, monitoring, and management of this pest.
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