The phrase "yellow flowers" refers to a type of flower that has yellow as its dominant color. Yellow is one of the primary colors in the visible spectrum and it is often associated with happiness, optimism, and warmth. In nature, there are many species of plants that produce yellow flowers such as sunflowers, daffodils, marigolds, and dandelions to name a few. These flowers can be found all over the world in various climates and habitats. They play an important role in ecosystems by providing nectar for pollinators like birds, insects, and other animals. In addition, yellow flowers are often used as decorative plants in gardens or as cut flowers to brighten up homes and events.