![]() Fall is not just about the outdoors: autumn, the season of harvest, is also called the season of appetite in Japan. While maybe knowing why do leaves change colors in the autumn may take some of the magic out of leaves changing color in the fall, it cannot take any of the beauty away. Take in the autumn of Hokkaido with all your senses Experience a true autumn and the brilliant red, yellow and orange leaves among the magnificent mountains, gushing rivers and clear lakes of Hokkaido the treasure island. True Autumn color palette clothing is warm, rich, and earthy think of the colors of the fall leaves, the bark of the trees, and the deep evergreens. Some of the neutral Autumn colors are ivory, cream, khaki, olive green, and brown. Just like your other plants, when the leaves are dead, they turn brown. An Autumn season color palette is full of warm colors like mustard yellow, eggplant purple, and pumpkin orange. A cold snap will kill the leaves the same as it will on the leaves of most your other plants. While leaves changing color in the fall are dying, they are not dead. If your leaves end up brown, it is because of cold. If you have a bright, sunny fall, your tree will be a little blah because the pigments are breaking down quickly. The fall leaves’ pigment is susceptible to sunlight. You may have noticed that some years the fall leaf display is absolutely magnificent while other years the leaves are positively blah– brown even. Why Fall Leaves Change Colors Differently Year to Year Either way, you end up with a brilliant display of leaves changing color in the fall. Some trees produce anthocyanins faster than others, meaning that some trees skip right over the yellow and orange color stage and go straight into the red leaf stage. So, depending at which point in the fall leaf life cycle the tree is in, the tree will have green, yellow, or orange leaves then red autumn leaf color. This replaces the chlorophyll and is red colored. As the chlorophyll stops flowing, the tree starts to produce anthocyanins. When the tree stops producing chlorophyll, the green color leaves the foliage and you are left with the “true color” of the leaves. It stops producing chlorophyll and allows its fall leaves to die. ![]() Rather than struggle to make food through the winter, it shuts down. ![]() As the days get shorter, the tree does not have enough sunlight to make food for itself. The fall leaf life cycle starts with the end of summer and the shortening of the days. There is a scientific answer to why do leaves change colors in the autumn. While leaves changing color in the fall is wonderful to watch, it does beg the question, “Why do leaves change colors in the autumn?” What causes lush green leaves to suddenly change into bright yellow, orange, and red leaves? Why do trees change colors differently year to year? Fall Leaf Life Cycle
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