Table 1.

Number of deployed and parasitised fresh lab-reared H.halys egg masses by native wasps on multiple plant species in northern Utah from June through September, 2017 –⁠ 2019. Parasitism denotes adult wasp emergence.

Plant Species	Total Egg Masses (Eggs)	Parasitised Egg Masses (Eggs)
Acernegundo	13 (311)	0 (0)
Ailanthusaltissima	7 (187)	0 (0)
Catalpaspeciosa	62 (1503)	1 (5)
Cerciscanadensis	19 (474)	0 (0)
Elaeagnusangustifolia	5 (137)	0 (0)
Helianthusannuus	1 (25)	0 (0)
Malusdomestica	48 (1099)	1 (1)
Malus sp.	6 (122)	0 (0)
Prunusarmeniaca	11 (277)	0 (0)
Prunuscerasus	12 (298)	0 (0)
Prunusdomestica	3 (83)	0 (0)
Prunuspersica	17 (453)	3 (7)
Robiniapseudoacacia	3 (73)	0 (0)
Sambucus sp.	6 (168)	0 (0)
Zeamays	22 (559)	0 (0)