Foxtail ferns (Asparagus densiflorus 'Meyersii') are hardy, evergreen perennials in Florida (Zones 9-11), featuring bright green, plume-like stems that reach 2-3 feet tall and 3-4 feet wide. They are popular for low-maintenance landscaping, serving as groundcover, border plants, or container specimens, thriving in full sun to partial shade.