Side yard idea, simple, modern, up lighting
Poured concrete, 2 colors, stone pebbles w/mesh backing in between
organic mulches: Highly permeable, allowing air and moisture to reach the plants' root zone. As they decompose, they contribute nutrients to both soil organisms and plants. won't hold or radiate heat, making it a good choice for urban areas.Most are lightweight and easy for homeowners to work with.Disadvantages: not permanent and will need to be replaced over time. may harbor insect pests.
Flagstone, must be 2 inches thick to lay down w/o mortar