|Disease||About These Diseases||Crops of Special Concern|
Pathogens that cause rust diseases have complex life cycles with up to five different spore stages and two botanically unrelated hosts. They are obligate parasites that require a living host. Elimination of alternate hosts, sanitation, and protective fungicide applications are management options.
|Carnation, Fuchsia, Florist's Geranium, Gladiolus, Lilium, Poinsettia, Snapdragons, and Viola (pansy)|