Vegetable Diseases of the Week – 4/26/13

Note brown hyphae growing on surface of infected root

Rhizoctonia root rot on infected strawberry.

Note circular spots with dark red margins

Leaf spot on strawberry.

Note: Secondary pathogens such as Alternaria can infest bleached out areas of stems over time

Sunscald injury on stems of newly transplanted pepper seedlings caused by stems laying against edges of black plastic mulch on hot, sunny days.