Assertion: purple verbena | /r/HasProperty | susceptible to a powdery mildew infection
Facets:
Source sentences:
text: If your purple verbena is stressed from lack of sunlight or water or is otherwise weakened, it is susceptible to a powdery mildew infection that leaves a white fungal powder on the leaves' surfaces, shoots and flowers, and which causes premature leaf death.
text: If your purple verbena is stressed from lack of sunlight or water or is otherwise weakened, it is susceptible to a powdery mildew infection that leaves a white fungal powder on the leaves' surfaces, shoots and flowers, and which causes premature leaf death.