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Indigo, Japanese (Ko-Joh-Ko) (Persicaria tinctoria) potted plant, organic
$8.50
Family: Buckwheat (Polygonaceae)
Annual, 150 days to maturity
(Dyer’s Knotweed, Ko-Joh-Ko, Liao lan) Frost-tender annual to 5 feet tall, a much-branched plant with pointed leaves and white flowers, native to Eastern Europe and Asia, including especially Japan and Korea. Traditional use: Fresh and dried leaves used in treating infections, as a disinfectant, also as a treatment for canker sores and seafood poisoning. Source of indicin, which by way of dyemaking (hydrolysis and acidification) yield 4-5% plant weight of pure indigo dye. This variety is the preferred type (white-flowered) for dyemaking. Best to transplant seedlings to field in May, first harvest July, second harvest August. Space plants 1 foot apart.
Potted plant, certified organically grown
Out of stock
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Question
Emily –
What is the best time to order this plant to transplant in the spring in Zone 7?
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Richo Cech –
Hi Emily, In April. Richo
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Question
melinda.fox13 –
Are you going to have any of these this year?
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Richo Cech –
ni melinda, at this point we’re offering only the seeds of the pink cultivar. Here’s the link
https://strictlymedicinalseeds.com/product/indigo-japanese-persicaria-tinctoria-packet-of-20-seeds-organic/
These are recommended. we have a good growout going this year. probably won’t be offering plants because they are an easy annual. richo
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melinda.fox13 –
Do these dye well ?
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Richo Cech –
yes, they are absolutely loaded with the blue dye indicin. richo
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