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nafex - [NAFEX] Layering not = etiolation

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  • From: "rmelrose@danvilleVT.net" <rmelrose@danvilleVT.net>
  • To: nafex@lists.ibiblio.org
  • Subject: [NAFEX] Layering not = etiolation
  • Date: Fri, 2 Feb 2007 08:39:57 -0500

Thanks Lee, so etiolation it is. I see the idea is to treat these as softwood
cuttings,
rather than hardwood as I was planning to do (meaning in particular they are
supposed to
grow out the same year). Maybe I missed the point a little and the roots grow
from the NEW
etiolated section -- I was thinking that the old wood was effectively
`rejuvenated' and that
is what rooted. Not that it really matters except it may be important that
the blanching
tube extends initially beyond the tip -- as you say it should in your
description.

As I say, I will give it a good try this year on quince and pear and report
back.

Richard

>From Lee Reich

The "etiolated shoot method" is often successful even with very hard
to root plants. Here's an description of the method, excerpted from
the appendix of my book, Uncommon Fruits for Every Garden,

The etiolated shoot method is a variation on softwood
cuttings. This method has been successful in rooting stems of many
plants otherwise difficult, previously impossible, to root (such as
stems or shoots from mature apple trees.) In late winter, put an
opaque tube---of roofing paper or aluminum foil, for example---around
and extending a few inches beyond the terminal bud of a plant stem.
This tube will exclude light from the shoot that grows from the
terminal bud until that shoot appears at the end of the tube, at
which time the shoot?s exposed leaves and stem will develop normally.
A variation on this method is to completely shade a plant or stem
before growth begins. When new, etiolated shoots are a few inches
long, wrap each of their bases in some opaque material and gradually
admit light to the plant or shoot. With either method, in late summer
cut off the leafy shoots with their etiolated (bleached) basal
portions and root them as you would any other softwood cutting. The
etiolated shoot method is so successful because etiolated stems root
so readily and because these etiolated stems, fed by their deep green
parts developing later in light, are not starved for energy reserves.






  • [NAFEX] Layering not = etiolation, rmelrose@danvilleVT.net, 02/02/2007

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