Potato Plants


armat310 added on October 10, 2016 | Answered

My potatoes have got a scab. These appear to been caused by minute white 'worms.'

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Certified GKH Gardening Expert
Answered on October 11, 2016

There is a disease called potato scab which is caused by bacteria, but insect or other invertebrate damage could cause the wounds that allow the bacteria in:


If those pictures don't match what your potatoes have, the "worms" you see might be nematodes, which can cause several diseases on potatoes. Some of the diseases cause a scabby appearance.


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