spotted lanternfly nymph with red pigmentation on hydrangea stem

planthopper hopper hopping hops jumps jumper escape highly invasive westchester county new york state northeastern northeast united states climate zone devastating stage instars slf infest crops infestation lycorma delicatula damage damaging herbaceous ecology botany entomology entomologist department agriculture species colorful beautiful lanternflies kill pest eradicate alert pestulent ecosystem disruptor global agricultural industries dangerous expensive insect insecta winged science study landscaping gardening horticulture spread tracking tracked spreading rate threat biodiversity disease pathogens honeydo honeydew excrete excrement