rkbarnes82 Well-Known Member Joined Oct 9, 2011 Messages 79 Reaction score 10 Location Fort Bragg May 26, 2014 #1 Are these the initial signs of powdery mildew or something else? Sent from my iPhone using Home Brew
P PapaBearJay Well-Known Member Joined Dec 5, 2012 Messages 601 Reaction score 198 May 26, 2014 #2 rkbarnes82 said: Are these the initial signs of powdery mildew or something else? View attachment 201822View attachment 201823View attachment 201824 Sent from my iPhone using Home Brew Click to expand... I think in order to say one way or the other, we'd all need pictures that were more in focus....
rkbarnes82 said: Are these the initial signs of powdery mildew or something else? View attachment 201822View attachment 201823View attachment 201824 Sent from my iPhone using Home Brew Click to expand... I think in order to say one way or the other, we'd all need pictures that were more in focus....
B-Hoppy Well-Known Member Joined Apr 1, 2010 Messages 1,797 Reaction score 416 Location ohio May 26, 2014 #3 Looks more like insect damage from here but without clear pictures it's just a shot in the dark. There's many types of insects (and other organisms for that matter) that cause damage that can give that type of appearance and here's just one of them: http://www.extension.org/pages/31591/grape-leafhoppers-erythroneura-spp#.U4NZqChiTHM. Here's a few links to Powdery Mildew: http://www.uvm.edu/extension/cropsoil/wp-content/uploads/PowderyMildew.pdf http://pnwhandbooks.org/plantdisease/hop-humulus-lupulus-powdery-mildew
Looks more like insect damage from here but without clear pictures it's just a shot in the dark. There's many types of insects (and other organisms for that matter) that cause damage that can give that type of appearance and here's just one of them: http://www.extension.org/pages/31591/grape-leafhoppers-erythroneura-spp#.U4NZqChiTHM. Here's a few links to Powdery Mildew: http://www.uvm.edu/extension/cropsoil/wp-content/uploads/PowderyMildew.pdf http://pnwhandbooks.org/plantdisease/hop-humulus-lupulus-powdery-mildew