mushrooms and trees

Don Staples dstaples at
Mon Sep 8 09:41:47 EST 1997

dwheeler at wrote:

> The stumps were inoculated by cutting a cap off the top of the stump
> (about 2-3 inches thick), slapping spawn made of inoculated wheat straw,
> sawdust or millet on top, then nailing the cap back on. The top of the
> stump was then covered by a small diameter plastic bag and sealed with a
> rubber band, or tied with string. Thus, it is not possible to see whether
> there is any callus forming underneat the cap at this time. However, at
> least a few of the shorter stumps (6-14 inches tall) have Trametes
> versicolor or Trametes hirsutum degrading the stump. this produces a
> characteristic rotting pattern which often started from the inside
> (heartwood) of the stump and works outward. Many of the stump still have
> back tightly adherring on them as of today, 9/7/97. The last production
> of truffles from these stumps was during the spring harvest period, which
> this year lasted from March through early July.
Even without the callus the tight bark indicates root grafting and a
living stump.
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Ego Stroke:

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