DISEASE: Aster yellows
HOST: Zinnia
Yellowing and shoot proliferation of foliage.
Aster yellows | Zinnia
DISEASE: Aster yellows
HOST: Zinnia (Zinnia violacea)
PATHOGEN: 'Candidatus Phytoplasma asteris'
PATHOGEN SYNONYM: Phytoplasma Aster yellows group
SOURCE: J. Forsberg, M. Shurtleff
DISEASE: Bacterial canker and blast
HOST: Apricot
Apricot with typical reddish brown-discolored tissues beneath the bark and gumming around infected areas.
Bacterial canker and blast | Apricot
DISEASE: Bacterial canker and blast
HOST: Apricot (Prunus armeniaca)
PATHOGEN: Pseudomonas syringae pv. syringae
SOURCE: S. Sampson, M. Shurtleff
DISEASE: Bacterial leaf spot (Blight)
HOST: Coriander
Coriander with spots and yellowing of blighted leaves.
Bacterial leaf spot (Blight) | Coriander
DISEASE: Bacterial leaf spot (Blight)
HOST: Coriander (Coriandrum sativum)
PATHOGEN: Pseudomonas syringae pv. coriandricola
SOURCE: L. Fucikovsky
DISEASE: Bacterial leaf spot
HOST: Cilantro
Leaves with vein-delimited, dark brown to black spots.
Bacterial leaf spot | Cilantro
DISEASE: Bacterial leaf spot
HOST: Cilantro (Coriandrum sativum)
PATHOGEN: Pseudomonas syringae pv. coriandricola
SOURCE: K. Pernezny
DISEASE: Bacterial leaf spot
HOST: Zinnia
Leaf with small, brown spots.
Bacterial leaf spot | Zinnia
DISEASE: Bacterial leaf spot
HOST: Zinnia (Zinnia violacea)
PATHOGEN: Xanthomonas campestris pv. zinniae
SOURCE: M. Goto
DISEASE: Bacterial leaf spot
HOST: Zinnia
Leaf with blackish, necrotic, angular spots.
Bacterial leaf spot | Zinnia
DISEASE: Bacterial leaf spot
HOST: Zinnia (Zinnia violacea)
PATHOGEN: Xanthomonas campestris pv. zinniae
SOURCE: M. Daughtrey