Diseases of Date Palm
(Phoenix dactylifera L.)

Bayoud* (Fusariose): Fusarium oxysporum Schlechtend.:Fr. f. sp. albedinis
Belaat*: Phytophthora sp.
Bending head* (Le couer qui penche): Ceratocystis paradoxa (Dade) C. Moreau; (anamorph: Chalara paradoxa (De Seyn.) Sacc.; = Thielaviopsis paradoxa (De Seyn.) Höhn.); Lasiodiplodia theobromae (Pat.) Griffon & Maubl.; = Botryodiplodia theobromae Pat.
Black leaf spot*: Chaetosphaeropsis sp.
Black scorch* (Medjnoon): Ceratocystis paradoxa (Dade) C. Moreau; (anamorph: Chalara paradoxa (De Seyn.) Sacc.)
Diplodia disease: Diplodia phoenicum (Sacc.) H. Fawc. & L.J. Klotz; Lasiodiplodia theobromae (Pat.) Griffon & Maubl.; = D. natalensis Pole-Evans
Fruit rots: Alternaria spp.; Aspergillus spp.; Fusarium spp.; Penicillium spp., etc.
Graphiola leaf spot: Graphiola phoenicis (Moug.) Poit.
Inflorescence rot: Diplodia spp.; Fusarium spp.; Thielaviopsis spp.
Khamedj*: Mauginiella scaettae Cavara
Omphalia root rot: Omphalia tralucida Bliss; O. pigmentata Bliss
Pestalotia leaf spot*: Pestalotiopsis palmarum (Cooke) Steyaert; = Pestalotia palmarum Cooke
Taches brunes* (brown leaf spot): Mycosphaerella tassiana (De Not.) Johans.; (anamorph: Cladosporium herbarum (Per.:Fr.) Link)
Terminal bud rot*: Ceratocystis paradoxa (Dade) C. Moreau; (anamorph: Chalara paradoxa (De Seyn.) Sacc.)

Root knot: Meloidogyne arenaria (Neal) Chitwood*; M. hapla Chitwood*; M. incognita (Kofoid & White) Chitwood; M. javanica (Treub) Chitwood
Root lesion: Pratylenchus penetrans (Cobb) Filipjev & Schuurmans-Stekhoven*

(*) Those diseases not known to exist in the United States are marked with an asterisk and are classed as 'exotic'.

Diseases of Date Palm(Phoenix dactylifera L.)