https://extension.umd.edu/resource/spittlebugs-trees-and-shrubs
Spittlebugs on Trees and Shrubs | University of Maryland Extension
White frothy substance on tender plant stems cover spittlebugs as they suck plant juices.
trees and shrubsuniversity of marylandspittlebugsextension
https://content.ces.ncsu.edu/twolined-spittlebug-1-in-turf
Twolined Spittlebugs in Turf | NC State Extension Publications
This factsheet summarizes the characteristics of the twolined spittlebug and addresses how to control it as an insect in turf.
nc state extensionspittlebugsturfpublications
https://elp.tamu.edu/ipm/bugs/spittlebugs-leafhoppers-plant-hoppers-sharpshooters/hemiptera-auchenorrhyncha-clastopteridae-clastoptera-arizonana-spittlebugs-b/
Hemiptera-Auchenorrhyncha-Clastopteridae-Clastoptera-Spittlebugs (B) - Urban Programs - El Paso...
hemipteraspittlebugsurbanprogramsel
https://elp.tamu.edu/ipm/bugs/spittlebugs-leafhoppers-plant-hoppers-sharpshooters/hemiptera-auchenorrhyncha-clastopteridae-clastoptera-spittlebugs-mating-c/
Hemiptera-Auchenorrhyncha-Clastopteridae-Clastoptera-Spittlebugs MATING (C) - Urban Programs - El...
hemipteraspittlebugsmatingcurban
https://www.ideals.illinois.edu/items/122823
Important Illinois Spittlebugs | IDEALS
importantillinoisspittlebugsideals