
29/03/2025
Botrytis leaf blight
-It is a very common disease that is caused by the fungus Botrytis squamosa, which overwinters as sclerotia in soil, on onion debris and on bulbs in cull piles.
-Description: The first symptoms of leaf blight are greyish-white, oval-shaped spots, about 1 to 3 mm in length that appear on the leaves.