St John’s Wort – Gumnut Magic

Eco-printing on paper video tutorial: St John’s wort

February 20, 2020

[responsivevoice_button] Here’s a simple video tutorial for eco-printing on paper using St John’s wort. I’ve used three different variables to get quite different results from a single plant: plain watercolour paper paper soaked in iron mordant paper soaked in logwood dye Although I love the bright results St John’s wort gives on plain paper, the […]

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Eco-printing on paper with St John’s Wort

St John’s Wort (Hypericum perforatum) is an incredible plant. It can be identified by crushing the flower buds, which will release a beautiful deep plum liquid. This colour comes from hypericin, which gives an indication of the plant’s dyeing potential and is also one of its medicinal constituents. The flowers and top few centimetres of each