Plants ordered today will begin shipping in May of 2024

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

Join the waitlist to be emailed when this product becomes available

Share your thoughts!

Let us know what you think...

What others are saying

  1. Question

    Emily

    What is the best time to order this plant to transplant in the spring in Zone 7?

    Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal

    Something wrong with this post? Thanks for letting us know. If you can point us in the right direction...

  2. Question

    melinda.fox13

    Are you going to have any of these this year?

    Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal

    Something wrong with this post? Thanks for letting us know. If you can point us in the right direction...

×

Login

Register

A link to set a new password will be sent to your email address.

Continue as a Guest

Don't have an account? Sign Up