Common leaf spot Ramularia tulasnei
Lesions have light brown centers and dark, reddish brown
margins. As the leaf spot develops, lesions grow together
to cover much of the leaf surface.
Phomopsis leaf blight Phomopsis obscurans
Lesions are dark, purplish brown with light centers.
In the center of lesions are spore-forming structures
that appear as black dots.
Angular leaf spot Xanthomonas fragariae
Characterized by watery lesions on the undersides of
leaves. They develop into irregular, reddish brown spots
on the upper leaf surface. The spots may have yellow
or reddish margins.
Leaf blotch Zythia fragariae
Purplish or brown blotches on younger leaves of strawberry
plants and black lesions on stems and leaf blades. Lesions
may be dotted with black spore- forming structures.
