root rot

Disease/Disorder Collection – Phytophthora Root Rot Name of Disorder: Phytophthora Root rot. Scientific name of pathogen causing disease: Phytophthora spp. Type of disorder: Fungus Cause: Phytophthora spp. fungus Host plant where found: Rhododendron Horticulture situation or host range where this disorder is typically found: Affects broad range of plants; from trees, ornamentals, native plants, fruit