Images
Infected African Violet root. Arrow indicates a African Violet root that was infected with Phytophthora and has since died due to the infection. Roots will be less vigorous and more susceptible to opportunistic pathogens when infected with Phytophthora.
Infected Philidendron Philodendron infected with Phytophthora. Aerial portions of plants affected by this pathogen will show wilt symptoms due to the roots' incapability to transport water through their vascular system.

Diseases & Disorders
Alfalfa & Forage Disorders Grain Disorders Fruit Diseases Shade Trees & Ornamental Diseases Turf Diseases Vegetable Diseases Exotic Pest Monitoring Non-Pathogenic Disorders
Websites
utah pests homepage Integrated Pest Management Plant Diseases Insects and Their Relatives Utah Plant Pest Diagnostic Lab