Host Posted on November 8, 2022August 1, 2023 by Tex Norwood A plant on which an insect or disease completes all or part of its life cycle. Related Images:Related Articles: (FMV) Virus-causing color break in PlumeriasGlossary: Downy MildewGlossary: ParasiteGlossary: ResistanceBeetles – PestVisit our InfoTIP Glossary