tsuga

I haven’t posted in a while, but I’ve been very busy working on my collection and learning on the collections of others. I’ve posted this hemlock in various threads I believe, but nowhere consolidated yet. It’s not done, but I wanted to post this photo that I think demonstrates how far my...

Any hemlock people out there seen this before? Could it be Rhizosphaera needle cast? If so, I'm thinking Mancozeb. But it doesn't seem quite right - I can't see the tell-tale little black spores, and it's not just the inner needles - it's all along the branch on several branches.