Pelargonium sp.

Close-up of lower side of leaf with dark brown lesions.

Close-up of upper side of leaf with dark brown spots.

Characteristic V-shaped lesions appear as the infection moves from leaf margins to veins.

Small, dark lesions and large, V-shaped necrotic areas typically occur during early stages of diseas

Lesions surrounded by yellow areas are characteristic of advanced stage of disease.

Systemically infected plant with longitudinal lesions on stem.

Severely blighted leaves, stems, and petioles.

Left and center leaves have spots, whereas leaf on right also has blight symptoms.

Geranium with wilted and necrotic leaves.

Blight symptoms are affected by environmental conditions and cultivar type. Here, large, sunken, bro