Black 'soot' on onions?

FatGaz · « **on:** June 12, 2007, 22:07 »

I've noticed what looks like black soot on my onions - any ideas on what this could be? - can it be treated?

Thanks

hammers07 · « **Reply #1 on:** June 12, 2007, 22:22 »

last year i gre some runner beans and these had a black soot like substance on them as well. never found out what it was. :?:

Aunt Sally · « **Reply #2 on:** June 12, 2007, 22:29 »

Could be smut.

http://plant-disease.ippc.orst.edu/disease.cfm?RecordID=758

WG. · « **Reply #3 on:** June 12, 2007, 23:44 »

See smut in the Glossary of Terms in the Welcome forum

All please feel free to vote in the poll & to contribute further terms (with or without definitions)

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Black 'soot' on onions?

WG.