Why during winter the leaves shed their?

What is the Latin word for petal? Why are the tips of my plants turning yellow? How often should parsley be watered to ensure optimal growth and health? What did Aztec farmers grew maize and beans on? What is an adaptation for balsam fir? What eats gardens? Can rats safely consume jalapenos? What are you likely to find in an alpine tundra? What is an alyssum? How many thorns duos a cactus have? How long does a hyacinth bloom typically last? How long do dandelions seed? Is there a flower called cassandra? What country does dill come from? What kind of resources is a pine tree? How can I effectively get rid of black beetles in my garden? What do we called a group trees? Where do coniferous trees grow? How can I effectively treat and prevent brown spots on my plants? Is it safe to grow bean sprouts at home?