Re: Japanese Maple 'Orangeola'
Was it truly sunscald, or did you have cambium destruction from
frozen sap secondary to that freeze?
Cathy, west central IL, z5b
On Jan 8, 2008, at 7:15 AM, pulis@mindspring.com wrote:
> One thing we in the South found last year was that Japanese Maple
> bark is
> extremely susceptible to sun scald when it goes from shaded to full
> sun.
> When we had the freeze last Easter, lots of the new growth died, as
> expected. What nobody counted on was that the bark lower down would be
> fried.
>
> I lost one maple entirely, and had severe damage to 2 others. Many
> people
> reported the same, and the local arborists were busy rigging shade
> cloth.
> We, of course, grow ours in afternoon shade anyway. You might
> consider is to
> limb up and thin the crown of your cherry this year to allow more
> sun on the
> Orangeola and then take the cherry down next year.
>
> If you decide to do the deed this year, do it well before new leaves
> break.
> Once
> they've put out larger leaves to accommodate shade, they have a
> tough time
> maintaining them in the sun. There's also the humidity difference
> between
> being under a transpiring tree and being out in the open.
>
> d
>
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