help identify grape condition

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kolidra

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Please identify condition causing my Prairie Star stunted frowth with curling leaves...other varieties near by fine.
Thank s
 

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BigH

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That does not look like herbicide damage to me. I vote bug damage, perhaps potato leafhopper.

H
 

kolidra

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Is certain varieties hurt by municipal (city) water?? with all its additives?
 

kolidra

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I think it is grape rust mite. Damage still occurring as of June 8th. Only bothering my Prairie Star grapes though. Gonna try sulfur spray.
 
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