Haie de Miscanthus sinensis 'Gracillissimus'-a mouthful for basically "gorgeous grass"
DIY Lightbulb Terrariums- 30 DIY Home Decor Ideas- Easy to medium materials
Equisetum japonicum-- is this horsetail grass? see if it grows in Colorado.
SQUEEZE PLAY: Landscape architect Rita Hodge added tall black bamboo and lower-growing perennials to soften this narrow, vertical entry. Photo: Ralph Smith Photography / handout - My Wonder Garden