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Black spots on Thujas

Posted by and0b Illinois (My Page) on
Sun, May 5, 13 at 9:10

Last year I planted 50 Green Giant Thujas. All survived winter but I noticed black spots on leaves and branches. Can someone tell me what it is and what to do with it?


Follow-Up Postings:

RE: Black spots on Thujas

Cat or dog urine. It is very distinctive on Thuja.

RE: Black spots on Thujas

Thank you!

RE: Black spots on Thujas

well .. it would depend on the height.. lol ...

a pic of the whole..

and you might try the conifer forum ... if you dont get a good answer here ...

is it on all the plants....


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