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[compost_tea] Compost Tea and Washington State Organic Program...
Kirk,
Here's what Washington State Generic Materials List says about compost tea:
(29) Compost tea. The materials (feedstocks) used to produce compost tea
must consist
of approved materials. Acceptable feedstocks include uncontaminated
nonsynthetic materials except for those
nonsynthetic substances prohibited under the National Organic Program
section 205.602 and 205.604. Prohibited feedstocks include nonsynthetic
substances contaminated with clopyralid, picloram or other persistent
pesticides, mixed municipal solid waste, sewage sludge, biosolids, glossy
paper, recycled
gypsum, dangerous waste, special waste, waste or by-product from processes
that create organochlorines, cement kilns, secondary steel mills, waste
categorically excluded from the dangerous waste regulations and other
materials prohibited under the National Organic Program.
§ 205.602 Nonsynthetic substances prohibited for use in organic crop
production.
The following nonsynthetic substances may not be used in organic crop
production:
(a) Ash from manure burning
(b) Arsenic
(c) Lead salts
(d) Sodium fluoaluminate (mined)
(e) Strychnine
(f) Tobacco dust (nicotine sulfate)
(g) Potassium chloride - unless derived from a mined source and applied in a
manner that minimizes
chloride accumulation in the soil.
(h) Sodium nitrate - unless use is restricted to no more than 20% of the
crop's total nitrogen requirement.
(i)-(z) [Reserved]
§ 205.604 Nonsynthetic substances prohibited for
use in organic livestock production.
The following nonsynthetic substances may not be
used in organic livestock production:
(a) Strychnine
(b)-(z) [Reserved]
You can read about the aproved materials list here:
http://www.wa.gov/agr/FoodAnimal/Organic/MaterialsLists.htm#WSDAGenerialMate
rialsLists
Best Regards,
Thomas Giannou
http://www.tandjenterprises.com
----- Original Message -----
From: Kirk Leonard
To: Compost Tea Group
Sent: Monday, March 24, 2003 5:16 PM
Subject: [compost_tea] NOP, Weeds,Two nukes?
This weed discussion has been wonderful. Leaping ahead in understanding
something is fun. Thank you Steve, Steven, Merla, and Elaine, and thanks
Judi for the Washington state NOP stand on compost tea. More power to
Washington state! -- Kirk
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