Penstemon deustus, commonly known as firecracker penstemon, is a flowering plant that belongs to the family Plantaginaceae. Its cylindrical, tubular flowers create a vibrant red-orange display, resembling the explosion of fireworks. This North American native plant is often found in rocky, dry areas, and is highly valued by gardeners for its showy blooms, attractive foliage, and tolerance to drought. Synonyms for Penstemon deustus include Penstemon eatonii, Penstemon rostriflorus, and Penstemon subulatus. These synonyms share many similarities in appearance and growing conditions, making them excellent alternatives for those looking to add a touch of the firecracker penstemon's beauty to their gardens.