Vegetable Crops Hotline A newsletter for commercial vegetable growers prepared by the Purdue University Cooperative Extension Service

Black leg of Potato

Black leg of potato

Figure 1. Often the first symptom of black leg of potato that is noticed is a wilt.

black leg of potato

Figure 2. Initial symptoms of black leg of potato.

black leg of potato

Figure 3. The base of the stem of potato plants affected with black leg is often dark and slimy.

black leg of potato

Figure 4. Base of potato plant affected with black leg.

black leg of potato

Figure 5. Collapse, wilt and dark stems caused by black leg of potato.

black leg of potato

Figure 6. Black leg of potato.

black leg of potato

Figure 7. Dark, slimy stem of potato plant with black leg.

black leg of potato

Figure 8. Black leg of potato may affect only occasional plants. At least initially.