"JNJ" snipped-for-privacy@spamcop.net wrote in news: snipped-for-privacy@giganews.com:
As a side note, I read that sometimes Black Walnuts are grafted onto other root stock (or vis versa?), so you may not have any problems or have less severe problems than cited for pure black walnuts.
To again not answer your question, I've heard of people painting chain link fences green with good effect.
-- Salty