The experiment we designed is showing below:
Mix with Water
We mixed spinach with distilled water first. After mashed, the green leaves made a pretty green liquid. Then we started to apply 3 coats on the watercolor paper. Vertically and horizontally. Let it dry before we put another coat.
For making the raspberry mixture. The steps are all the same with the spinach mixture. We got a nice pink liquid after we mashed it.
Then we mixed the same amount of spinach and raspberry into another clean bowl to make a mixture of these two plant. The color turned to a reddish brown color...
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Mix with Alcohol
10ml spinach + 5ml alcohol
10ml raspberry + 5ml alcohol
Then take the same amount of spinach and raspberry mixture to mix another mixture.
When coated it on the paper, the color showed lighter than the water based mixture. Also, the color seemed not very even while we applied the coats on the watercolor paper.
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Result
The spinach with alcohol (Sihoon's) got a very good result after a week. But there was no very obvious change with the raspberry with alcohol (Mine) one...

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