Irises: Murphy oil soap for iris borers, 0 by dmwade
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Subject: Murphy oil soap for iris borers
Forum: Irises
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dmwade wrote: On Sunday I sprayed my irises with the Murphy oil soap mixture (9 parts water/1 part soap) for borers. I don't know if I overdid it (I did get them plenty wet) but today many of the plants look like they have a rust or something. picture attached. Anyone have any ideas? Thanks, Dee |