This article is a list of diseases of Persian Walnuts (Juglans regia).
Gnomonia leptostyla Marssonina juglandis [anamorph] Phymatotrichopsis omnivora = Phymatotrichum omnivorum Nectria radicicolaCylindrocarpon destructans [anamorph] = Cylindrocarpon radicicola Melanconis carthusiana Melanconium juglandinum [anamorph] Phytophthora spp.
Phytophthora cactorum Phytophthora cinnamomi Phytophthora citricola Phytophthora citrophthora Phytophthora cryptogea Phytophthora drechsleri Phytophthora megasperma Phytophthora nicotianae = Phytophthora parasitica Phytophthora cactorum Phytophthora citricola Phytophthora citrophthora Fusarium solani Botryosphaeria[1]