< Horticulture
Lecanium corni

European Fruit Lecanium Scale
Type:Insect
Binomial:Parthenolecaniun corni
Metamorphosis:Simple

European Fruit Lecanium Scale (Parthenolecanium corni, but often referred to as Lecanium corni), is a common pest affecting several genera of woody plants, including both food crops and ornamentals. Other common names include: brown apricot scale, brown elm scale, brown fruit scale, brown scale, European fruit scale, New York plum scale, peach scale, and yew scale.[1]

Description

The scales are small, and dark brown, generally in large colonies.

Symptoms and Signs

Heavy infestations lead to weakening of the plant and dieback

Ecology

Host plants

  • Acer (Maple)
  • Cornus (Dogwood)
  • Crataegus (Hawthorn)
  • Fagus (Beech)
  • Fraxinus (Ash)
  • Magnolia
  • Malus (Apple)
  • Morus (Mulberry)
  • Prunus (Stone Fruits)
  • Quercus (Oak)
  • Rosa (Rose)
  • Salix (Willow)
  • Sassafras
  • Thuja (Arborvitae)
  • Tilia (Linden, Basswood)
  • Ulmus (Elm)
  • Vaccinium (Blueberry)
  • Vitis (Grape)

Control

References

  1. Cabicompendium.org
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