Diseases of Potatoes

Bacterial	Fungal	Viral and Viral-Like	Nematode Pests	Non-Infectious

Bacterial Ring Rot	Black Dot	Calico Mosaic	Columbia Root-Knot Nematode	Blackheart
Bacterial Soft Rot	Dry Rot	Corky Ring Rot	Golden Nematode	Brownheart
Blackleg	Early Blight	Leaf Roll	Root-Knot Nematode	Growth Cracks
Brown Rot	Late Blight	Rugose Mosaic		Hollow Heart
Common Scab	Leak	Spindle Tuber		Herbicide Damage
	Phoma Rot	Witches' Broom		Pigmentation
	Pink Rot			Secondary Tubers
	Potato Wart
	Powdery Scab
	Rhizoctonia
	Seed Piece Decay
	Silver Scurf
	Verticillium Wilt

Late Blight
Potato Scab - Frequently Asked Questions
Powdery Scab

For more information about the content of this document, contact Ron Howard.
This document is maintained by Shelley Barkley.
This information published to the web on August 10, 2004.
Last Reviewed/Revised on March 18, 2008.