· International edition
POTATOES.NEWSGlobal potato industry intelligence
Watch Potatoes.News
In focusInternational Potato Tour Heads to YUGAGRO 2026: Let’s Meet in Krasnodar ↗
AGROTECHNOLOGY

Late Blight Lookalikes on Leaves and Stems (continued)

Early blight on leaves and stems On leaves, irregular, dark-brown lesions withconcentric rings. Usually, the lesions aresurrounded by yellowish areas. Brown flecksdevelop on stems. Grey mold on leaves Dark lesions with concentric rings developon leaflets. Botrytis grey…

Late Blight Lookalikes on Leaves and Stems (continued)Potatoes.News
Botrytis grey mold lesion. Masses of grey sporebearing structures are produced on lesions in
wet conditions.

Early blight on leaves and stems

dark brown
On leaves, irregular, dark-brown lesions with
concentric rings. Usually, the lesions are
surrounded by yellowish areas. Brown flecks
develop on stems.

Grey mold on leaves

dark brown1
Dark lesions with concentric rings develop
on leaflets.

Published report and original attribution: Potatoes.News ↗

Search

Languages

Only reviewed translations are published. Unavailable pages open in English.

Video

📰 My digest — pick topics and read offline