DISEASE: Bacterial leaf spot
HOST: Lavender
Lavender leaves with dark necrotic areas.

Bacterial leaf spot | Lavender
DISEASE: Bacterial leaf spot
HOST: Lavender (Lavandula sp.)
PATHOGEN: Pseudomonas cichorii
SOURCE: R. Raabe
DISEASE: Witches'-broom
HOST: Lilac
Lilac with broomlike symptoms and dead twigs.

Witches'-broom | Lilac
DISEASE: Witches'-broom
HOST: Lilac (Syringa josiflexa 'Royalty')
PATHOGEN: 'Candidatus Phytoplasma fraxini'
PATHOGEN SYNONYM: Phytoplasma Ash yellows group
SOURCE: C. Hibben, W. Sinclair