Late Blight Symptoms on Leaves
water-soaked spots. The spots are circular to
irregular in shape.
Late blight lesions are not limited by veins.
fungus resumes growth, again producing mycelium and spores.
halo. Lesions often develop at the tips of leaflets, where
dew is retained longest.
white mycelium and spores of the
fungus develop at the edge of the
lesions, usually on the underside of
leaflets. Entire leaves can become
blighted as new infections occur and
existing lesions coalesce.
