Metcalfa pruinosa (Say, 1830)
citrus flatid planthopper
mainly on woody plants
adult © Didier Descouens, 16.viii.2013, Wikimedia Commons
Acer campestre, Hungary, Budapest, 14.vii.2014 © László Érsek
the larvae are wrapped in wax-wool
adult
larva, dorsal view
detail
Aesculus hippocastanum, Hungary, Budapest, 26.vii.2016 © László Érsek
Rhamnus cathartica, Hungary, Budapest, 6.vii.2015 © László Érsek
larvae, lateral view
Robinia pseudoacacia, Hungary, Budapest, 1.vii.2015 © László Érsek
Urtica dioica, Hungary, Budapest, 21.vii.2016 © László Érsek
larvae sometimes also at the undersides of the leaves
parasite
Larvae and adults free on the branches. Strong honey-dew production. Oviposition in the bark.
host plants
polyphagous
Acer campestre, platanoides, saccharinum; Aesculus x carnea, hippocastanum; Albizia julibrissin; Amaranthus retroflexus; Atriplex hortensis; Buxus sempervirens; Catalpa bignonioides; Chenopodium album; Citrus; Cycas revoluta; Dasiphora fruticosa; Euonymus japonicus; Hibiscus rosa-sinensis; Hibiscus rosa-sinensis, syriacus; Juglans nigra, regia; Juniperus communis; Ligustrum vulgare; Lilium; Melissa officinalis; Olea; Parthenocissus inserta; Philadelphus coronarius;Rhamnus cathartica; Robinia pseudoacacia; Rosa; Rubus; Sambucus nigra; Sorbus aucuparia; Thuja occidentalis; Urtica dioica; Vitis vinifera.
See Boszik for a much longer list.
phenology
Univoltine; hi bernation as egg.
distribution within Europe
parasitoids, predators
notes
North American species, since the late 1970s from Italy fanned out over southern Europe.
references
Anagnou–Veroniki, Papaioannou–Souliotis, Karanastasi & Giannopolitis (2008a), Arzone, Vidano & Alma (1987a), Bozsik (2015a), Braggion (2013a), Çerçi̇, Karataş & Karataş (2021a), Gjonov & Shishiniova (2014a), Gogan, Grozea & Virteiu (2010a), Gotlin Čuljak, Ostojić, Skelin, ao (2007a), Grozea, Gogan, Virteiu, ao (2011a), Holzinger & Kunz (2006a), Lauterer (2002a), Milevoj (2004a), Mühlethaler, Cirak & Nickel (2015a), Roques, Cleary, Matsiakh & Eschem (2017a), Mühlethaler, Holzinger, Nickel & Wachmann (2018a), d’Urso, Sánchez & Bella (2019a).