DISEASE: Bacterial blight
HOST: Gypsophila (Baby's breath)
Gypsophila (baby's breath) with light brown, marginal leaf lesions and distortion.
Bacterial blight | Gypsophila (Baby's breath)
DISEASE: Bacterial blight
HOST: Gypsophila (Baby's breath) (Gypsophila paniculata)
PATHOGEN: Burkholderia andropogonis
PATHOGEN SYNONYM: Pseudomonas andropogonis
SOURCE: A. Hayward
DISEASE: Fire blight
HOST: Plum
Crook-necked terminal end of succulent young stem, characteristic of fire blight infection of Japanese-type plum.
Fire blight | Plum
DISEASE: Fire blight
HOST: Plum (Prunus salicina 'Fortune')
PATHOGEN: Erwinia amylovora
SOURCE: S. Mohan
DISEASE: Olive knot
HOST: Olive
Multiple infections of young stems. The bacterium invades vascular tissues during certain times of the year and may be isolated from branches that appear healthy.
Olive knot | Olive
DISEASE: Olive knot
HOST: Olive (Olea europaea)
PATHOGEN: Pseudomonas savastanoi pv. savastanoi
SOURCE: M. Schroth
DISEASE: Olive knot
HOST: Olive
Tree with knots/galls on branches along with twig dieback, which is associated with knots. Fusarium and Diplodia spp. infect through knots and are thought to be main reason for dieback.
Olive knot | Olive
DISEASE: Olive knot
HOST: Olive (Olea europaea)
PATHOGEN: Pseudomonas savastanoi pv. savastanoi
SOURCE: M. Schroth
DISEASE: Olive knot
HOST: Olive
Multiple infections on olive branch. Knots at this stage begin to die from the outside in and are infected by several fungi.
Olive knot | Olive
DISEASE: Olive knot
HOST: Olive (Olea europaea)
PATHOGEN: Pseudomonas savastanoi pv. savastanoi
SOURCE: M. Schroth