|This is a dependable edging plant that is categorized as a perennial. Clump-forming, upright growth habit with leafy, branching red-purple stems and light gray-green leaves to 12 inches long. Covered in 2-lipped, tubular brick red to orangs-red flowers ( three quarters of an inch across) from summer to frost. Will live through the winter in mild areas. Be patient with sown seeds as it can take up to 2 months for them to become transplanting size. Prefers moist, rich soil and will continue to self-sow once established.