Most are from lake pigments, with a few earth pigments in the mix.

From the top left, reading right:

Top row: Red roses, iron oxide, greens from florist waste, cranberries

Middle row: Red roses (again,) red cabbage, kyanite, lemons

Botton row: Spinach and corriander, just spinach, beets, agate grindings (from my rock tumbler)

These are just the ones I managed to get potted and dried, I have a whole box of mixed paints waiting on another order of watercolour pots.

They all look a bit different in consistency in part because I’ve tried a few different formulas of watercolour mix, and because they’re made from different things. Cranberries and red cabbage always end up a bit “sticky.”

My latest formula for watercolours is:

  • 300g Gum Arabic Solution (gum arabic powder and water)
  • 280g Glycerine
  • 20g Clear honey
  • 20 Drops clove oil (antibacterial - paints will mold)

I mix into pigment at a 1:1 ratio by weight.

  • ctenidium@lemmy.world
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    1 day ago

    Very cool! I am very curious: could you share a photo with the colours painted on a sheet of paper?

    • Wren@lemmy.todayOPM
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      1 day ago

      Sure thing. These aren’t the exact same ones. They look way richer when they’re still wet, and get better the more water I work into them. It’s just a matter of figuring out a better formula now.

    • Wren@lemmy.todayOPM
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      2 days ago

      I don’t have any art done with these I want to share, but pretty good — some are unexpectedly bright. Here are some swatches I took, most were made before I got a spice grinder for pigments so they’re a bit gritty. The newer ones are smooth.

  • GrantUsEyes@lemmy.zip
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    2 days ago

    Ooh I’m saving this. Years ago I made watercolors (with comercial pigments though) that were so incredibly high quality, better than high tier windsor and newton. I miss them so much. I will try again following this recipie.

    • Wren@lemmy.todayOPM
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      2 days ago

      Nice! I know quite a few older artists from remote areas who only painted with their own mixes. When I think about it, it makes way more sense to just have pigments and medium on hand rather than a whole bottle of acrylic that’ll dry up before you use it.

      But take that recipe with a huge salt block, I’m still in the experimental phase. My original had the same amount of glycerine and honey, but I found it cracked more when it dried — the red, green and yellow were made with that one.

      Good luck!

      • GrantUsEyes@lemmy.zip
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        2 days ago

        take that recipe with a huge salt block.

        I will, thanks. I know what I lost when I forgot the og recipie. ;c It came from a very reputable and now inaccessible source.

        Alas, good quality watercolor is expensive as heck, and even tho I’ve gotten a lot of mileage out of a mid tier portable set, I’m craving the good shit. So it’s worth a try.

    • Wren@lemmy.todayOPM
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      2 days ago

      All plant based pigments are fugitive, they will fade and discolour, while most earth based pigments are more permanent in ideal conditions. I use a UV blocking archival spray on anything I want to keep to help preserve it a bit longer. A painting should never be left in direct sunlight anyway.

      The clove oil and drying prevents rot, but I’ve definitely had a few bottles go moldy because I didn’t use enough oil. I just re-mix them and let the mold be more pigment. Once they’re dry they won’t grow mold.