Low plants, also known as ground cover, are small plants that grow close to the ground. They are typically used to fill in spaces between taller plants and to prevent soil erosion. The term 'low plants' can refer to a variety of plants, including BUSHES, which is a 6-letter solution to the crossword. BUSHES are woody plants with multiple stems that are typically shorter than trees. They are often used for landscaping and can provide food and shelter for wildlife.