Disease symptoms

A

P

A + P

Reddish pinpoint initial leaf spots

Light brown pinpoint initial leaf spots

Light or reddish-brown leaf spots with or without red margins

Light to dark brown leaf spots

Eventual drop-off of the center of the leaf lesion

Reddish-brown and dark brown spots, both with red margins.

Leaf apex or margin necrosis

Branch cankers

Defoliation