The crossword solution for the term SUNFLOWER SUPPORT is STEM, which stands for 'Supporting The Environment with Monocots and Flowering Plants'. This acronym is used to describe the role of sunflowers in providing support to the environment. Sunflowers are a type of monocot, which are plants that have one seed leaf and flower parts in multiples of three. They are important for providing food, shelter, and habitat for wildlife, as well as helping to reduce soil erosion and improve air quality. Sunflowers also provide a source of renewable energy, as their seeds can be used to produce biodiesel fuel.