leaves in plants have a number of chemicals which can produce a variety of colors. in living leaves these colors are normally washed out by the green of chlorophyl, but when the leaf dies, the chlorophyll breaks down, and the colors of other chemicals become apparent.
Red
Red color of light
Pepper plants can be red, green, sometimes orange
Red
red algae. small red plants that live in the water.
i would say red, because it adds a dark, sensible color that is not tacky.
You cant choose what color or predict what color your plants will be. In that case, you have to wait till your plants are fully grown and or try again repeatedly until its red.
red and violet spectrum
Carotene
red and violet specctrum
Plants with red leaves are often ornamental plants, such as Japanese maple trees, red-leafed hibiscus, red-leafed coleus, and red-leafed coral bells. These plants have red pigments called anthocyanins that give them their distinctive color.
Most terrestrial plants reflect the color green. The photosyntehtic parts of plants tend to absorb the color red.