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Old 23-02-2006, 10:36 AM posted to uk.rec.gardening
Emery Davis
 
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Default North facing wall climbers ??

On Wed, 22 Feb 2006 10:07:51 +0000
Janet Tweedy wrote:

In article , Sacha
writes

Whoa! Please tell me that the Japanese Maple is not going to go in a spot
that is windy? They're incredibly fussy about that and about being wet at
the root, too. Cold winds, in particular, are very bad news for them.
These are not easy plants, beautiful though they are indeed.


I've lost three to wind burn and also to too much sun! They are
temperamental in the extreme as I know someone who has one growing at
the end of the front garden on a slope in full sun and wind and that
one's fine. Maybe some species aren't so vulnerable?


Hello Janet,

I'm don't doubt Sacha is far more experienced with these, being in
the business, but since she may have missed your post I thought I'd
jump in.

Of the hundreds of cultivars of A. palmatum there are many that
are tougher than others. Until established they are all difficult,
though, and your experience of losing 3 is by no means unique.

In general the green, unvariegated varieties (not yellowish) do
fine in full sun. There is very often a cultivar that will be more
amenable to sun and a little tougher, or smaller or whatever.
An example is using 'Eddisbury' instead of 'Sango Kaku'.

Typically the dark green leaved varieties burn less than the red,
but there are red ones that do fine in sun (and a some wind),
like Bloodgood or Chitose Yama (english or european/japanese
version).

Constant maritime wind is impossible for them, so
in very coastal areas shelter is not an option.

I grow mine in more or less exposed positions, depending on
cultivar. I live on a hill crest and it is very windy at times,
but the seem to do well enough. One thing I've found is that
they take better if the size is at least 60-80 cm. Very
small I pot up for a couple of years.

The bible of the species is "Japanese Maples" by J.D. Vertrees
updated by Peter Gregory. It's a very good reference and
well worth having. There is an appendix in the back that
lists -- by cultivar -- final size, time of interest, light requirements,
etc.

HTH

-E

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Emery Davis
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