Beautiful, colorful landscaping! The tall grass is purple fountain grass (Pennisteum sectaceum 'Rubrum'), available from bustaniplantfarm.com (image credit). Looks like coleus and purple heart, and maybe begonias?
Fountain Grasses(Pennisetum), with their bottlebrush plumes, soften the walkway of this lovely coastal cottage home in in Westport, Connecticutt. Photography courtesy of Janice Parker Landscape Architects. Gardenista
Ornamental Grass 'Hameln' Dwarf Fountain Grass - Pennisetum. This is a perennial in Zone 5. Grows to about 3' tall. Cut back in spring.
Care Of Purple Fountain Grass: How To Grow Purple Fountain Grass
17 Top Ornamental Grasses
How To Prune Fountain Grass - When To Cut Back Fountain Grass
Drought tolerant .. Low maintenance .. Muhly grass. Muhlbergia is a variety of ornamental grass with spectacular showgirl flair. The common name is Muhly grass and it is extremely hardy and easy to grow. Muhly grass grows in clumps that are 3 to 4 feet tall. It grows in any type of soil, so long as it drains well. Muhlbergia does not like wet feet.