<div dir="auto">My first impression also leaned towards moss/lichen/liverwort, not a straight up fungus.</div><div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Jun 27, 2023 at 11:08 AM Michael Richardson via CANUFNET <<a href="mailto:canufnet@list.web.net">canufnet@list.web.net</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Better photos would help but I am guessing it is a Frullania 9Liverwort).<br>
<br>
Michael<br>
<br>
> Hi, We have an interesting discussion happening at Master Gardeners. Can<br>
> you<br>
> help?<br>
><br>
><br>
><br>
> Master Gardeners has a question about what one member. Another member<br>
> reported, "It could be sooty bark disease, but this looks very similar to<br>
> Stachybotrys mould, which requires a high moisture content & it is known<br>
> to<br>
> grow on Maples (Xerophile mould grows on Maple Syrup). Stachybotrys is<br>
> black, feathery &/or powder-like to the touch; however, you should try not<br>
> to have direct contact with your unprotected hands as it's a neurotoxin<br>
> used<br>
> in "biochemical warfare", etc.,....it's the reason many US homes have to<br>
> be<br>
> torn down & rebuilt as it has been dubbed "black asbestos". It likes to<br>
> grow<br>
> in between the walls, etc., & is difficult to eradicate once it starts<br>
> growing. If you were dealing with Stachybotrys on your home walls, you<br>
> could<br>
> try to neutralize it with bleach; however, as it's growing on your Maple<br>
> trees, I would get an Expert involved. It could be a lesser black mould<br>
> such<br>
> as Aspergillus, Alternaria Atra, or Cladosporium, but judging from the 3D<br>
> depth of this mould, I think it's Stachbotrys, so try not to inhale it<br>
> either..."<br>
><br>
><br>
><br>
> Thanks so much!<br>
><br>
><br>
><br>
><br>
><br>
> Pat Kerr<br>
><br>
> Author, My Tree, My Forest<br>
><br>
> & We are Planting a Forest<br>
><br>
> R. R. #2 Bruce Mines, ON<br>
><br>
> P0R 1C0 Canada<br>
><br>
> (705) 785-9900<br>
><br>
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><br>
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<br>
</blockquote></div></div>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature">Oliver K. Reichl, B.E.S.(Hons)<br>-----------<br>Sent from my mobile phone.</div>