Willow water wow
When talking about growing things from veggie scarps I remembered something about willow water being mentioned for rooting things and wondered if that might help with more then just cuttings and my friend Beverly sent me this info on Willow uses! I love it and wanted to keep the info for later =]
In
the fifth century B.C., the Greek physician, Hippocrates, wrote that
chewing bark of a willow tree could relieve pain and fever. (No wonder
squirrels don’t get headaches.) In 1829, the effective ingredient,
salicin, was successfully isolated from willow bark. Toward the end of
the 19th century, The Bayer Company in Germany trademarked a stable form
of acetylsalicylic acid, calling it “aspirin,” the “a” from acetyl,
“spir” from Spiraea (the salicin they used came from meadowsweet,
Spiraea ulmaria, subsequently renamed Filpendula ulmaria), and “in,” a
common ending in drug nomenclature.
In the 20th century, over one
trillion aspirin, the first medicine created by techniques of modern
chemistry, were consumed globally to regulate blood vessel elasticity,
reduce fevers and aches, prevent cardiovascular ailments, affect blood
clotting, or ease inflammation.
Native Americans and early settlers
used willow bark for toothaches and applied it to the source of other
pains. But they also recognized that you can actually grow a whole new
tree by taking a stem and sticking it in moist soil. The hormones in
willows cause rapid rooting, and they discovered these same hormones
could induce rooting in other plants, too.
Willow water
To
harness this power, they made a tonic called “willow water” by
collecting willow twigs, trimming the leaves, immersing the stems in a
pail of water, and pouring the water on newly planted trees, shrubs, and
bedding plants. Commercial rooting preparations contain a synthetic
form of indolebutyric acid (IBA) and growing tips of willows contain
high concentrations of IBA, depending on the quantity used and length of
time you soak them. Any willow (Salix) tree or shrub species will work.
Another discovery: In the January, 2004 issue of The Avant Gardener, a
monthly newsletter to which you can subscribe for $24/year at
Horticultural Data Processors, Box 489, New York, N.Y. 10028, editor
Thomas Powell notes that gardeners reported all sorts of plants growing
remarkably better when given regular doses of tiny amounts of aspirin (1
part to 10,000 parts water; larger doses actually proved toxic),” and
that The Agricultural Research Service is investigating the reasons
behind aspirin’s beneficial effects.
Plants make salicylic acid to
trigger natural defenses against bacteria, fungi, and viruses. Aspirin
thus is an activator of ‘Systemic Acquired Resistance’ (SAR). However,
plants often don’t produce the acid quickly enough to prevent injury
when attacked by a microbe. Spraying aspirin on the plants speeds up the
SAR response. Tests have shown this works on many crops, producing
better plants using less pesticide. “It also makes it possible to
successfully grow many fine heirloom varieties which were discarded
because they lacked disease resistance.” Powell says.
Scientists
first encountered the SAR phenomenon in the 1930s. After encountering a
pathogen, plants use salicylic acid as a key regulator of SAR and
expression of defense genes. “Only recently have companies begun
marketing salicylic acid and similar compounds as a way to activate SAR
in crops—tomato, spinach, lettuce, and tobacco among them,” according to
Powell.
“ARS scientists are studying plants’ defenses, such as
antimicrobial materials like the protein chitinase which degrades the
cell walls of fungi, and nuclease enzymes which break up the ribonucleic
acid of viruses. They’re also testing aspirin and other SAR activators
which could be effective against non-microbial pests such as aphids and
root-knot nematodes,” Powell says. “This may be the most important
research of the century. Stimulating SAR defenses with aspirin or other
activator compounds could result in increased food production and the
elimination of synthetic pesticides.”
He recommends we experiment by
spraying some plants with a 1:10,000 solution (3 aspirins dissolved in 4
gallons of water), leaving other plants unsprayed. Tests have shown
that the SAR activation lasts for weeks to months. (Sort of homeopathic
heart attack prevention for your plants.)
Things to do:
Make
your own willow water:Easily root azaleas, lilacs, summersweets (Clethra
spp.) and roses by gathering about two cups of pencil-thin willow
branches cut to 1-3 inch lengths. Steep twigs in a half-gallon of
boiling water overnight. Refrigerated liquid kept in a jar with a
tight-fitting lid will remain effective up to two months. (Label jar so
you won’t confuse it with your homemade moonshine.) Overnight, soak
cuttings you wish to root. Or water soil into which you have planted
your cuttings with the willow water. Two applications should be
sufficient. Some cuttings root directly in a jar of willow water. Make a
fresh batch for each use. You can also use lukewarm water and let twigs
soak for 24-48 hours.
Ilene Sternberg is a freelance writer and
amateur gardener with a certificate of merit in ornamental plants from
Longwood Gardens, Pennsylvania and a former garden guide at Winterthur
in Delaware.
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