Q & A

In order to get a first hand understanding of the dye procedure, I recommend getting one of our dye kits from our store. Basically, when the liquid comes out of the snail its a murky clear substance; in light and oxygen it slowly turn yellow, green, blue and finally settles at almost blackish purple. This…

“teima” refers to the procedure of taking a sample of the dye solution on to a test piece of wool to determine if the dye in the vat has reached the proper state to start dyeing wool. The need for such a procedure seems to indicate that vat dyeing was the method employed since in…

Outside of the Murex family of snails – the only organic source for indigo dye is from plants: Indigoferra tinctoria and woad. – Mois Navon.

You are correct that there is a machloket as to whether the color should be dark or light. Rav Yehuda Rock writes about this in his article in Techumin and his latest book called “Eved HaMelech” – you can see the relevant section in his article on our website (https://www.tekhelet.com/rak.pdf) see the bottom of p.17…

First of all, I believe it is fair to say that in a case of contradiction that you mention, we use the Rambam’s Mishnah Torah (Hilchot Tzitzit) for halachic decisions. To the best of my knowledge the indigo plants produce only one color – indigo. However this does not mean that we can’t produce different…

R. Eliyahu Tavger is the Rav of the Amuta. The workers doing the dyeing, spinning, twining of the threads are all yirei shamayim Jews who are very careful to state explicitly before every process, “L’shem mitzvat tzitzit.” – Mois Navon. Rav Avraham Rubin gives a Badat’z hechsher on all our strings and processes. You can…