[NAFEX] lime sulfur

tanis grif tanisgrif at yahoo.com
Wed Apr 5 16:25:11 EDT 2006


I was trying to recall the name of a fungus which indeed does do both the infecting
and the fruiting.  Does armillaria sound right?  


--- Stephen Sadler <> wrote:

> I agree that a sulfured paint won't do the trick, as the problem is
> systemic.  How old is the tree?  Are mushrooms growing from the ground near
> the tree (from the roots)?  
> 
> The type of saprophytic fungus liable to fruit (produce mushrooms) is not
> the type that would be likely to be doing the primary damage to the tree.
> First the wood dies, then the dead wood becomes able to take in moisture,
> then the fungus takes hold.  There are likely other processes at work.
> Systemic fungus travels through the living tissues of the tree, and may not
> affect the fungus that's producing those mushrooms.  
> 
> People often think that such fungi hasten the demise of their hosts, but
> others are certain that the tree would decline at the same rate without the
> fungi; the dead wood just wouldn't decompose as fast.  
> 
> Try a spray fungicide like Serenade, which infects the three with a
> fungicidal microorganism.  Follow the appropriate cultural treatments for
> the variety and your location.  Introduce fertile compost to the broad area
> around the tree (staying a few inches away from the trunk).   
> 
> 
> Stephen Sadler, Ph.D.
> 


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