For the different shades of green seen in the leaves of plants we can only give general directions, as the variety and subtlety of these tones can only be expressed by combining, in their proper proportions, certain colors.
It will of course be of service to those without experience to know what these colors are. Just how much of each is needed can only be learned by practice.
Bright warm greens are made with Antwerp blue, cadmium and white, qualified by ivory black and light red, or vermilion. The shadows are painted with the same colors, with the addition of raw umber, and substituting burnt sienna for light red.
Cool, bluish greens are made with permanent blue instead of Antwerp blue, and combined with the same colors given above, except that madder lake is used in place of vermilion or light red. A great deal of black is used with these greens, and very little cadmium. For very light warm yellow greens, use light zinober green, white with light cadmium, vermilion and ivory-black.
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