Plants that appear blue in nature, like blueberries, are not actually blue, but rich in anthocyanins. Blue plants get their color from anthocyanins, which absorb warm colors and reflect cool ones ...
The secret to a hummingbird haven in spring lies in starting blue flax (Linum perenne) indoors during the chill of winter. These drooping, delicate-looking blue flowers have a hummingbird magnet ...