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Neolecanium cornuparvum
Magnolia scale
Neolecanium cornuparvum, commonly known as the magnolia scale, is a soft scale insect in the family Coccidae. It is a significant pest of magnolia trees in North America, where heavy infestations can cause branch dieback and tree decline. The species is included in the USA National Phenology Network's Pheno Forecast system, which uses heat accumulation models to predict its life cycle stages for optimized pest management. N. cornuparvum has been documented in the United States, including in Vermont.