Q: What is causing orange growths on the backs of my plumeria’s leaves? I have tried copper on it for rust, but it hasn’t helped. A: The University of Hawaii, as one might guess, has the definitive ...

- foul-smelling somewhat fleshy tropical plant of southeastern Asia cultivated for its edible corms or in the greenhouse for its large leaves and showy dark red spathe surrounding a large spadix ...

Dear Neil: I have an Amorphophallus rivieri in a large pot outdoors in Houston. It produced a bloom, but after a week the spathe has opened only an inch or so and has not exposed the spadix. Flies are ...