Dark Towers Beardtongue thrives in well-drained soil and full sun for optimal growth and vibrant foliage. Water moderately, allowing the soil to dry between waterings to prevent root rot. Prune spent flower stalks to encourage continuous blooming and maintain a tidy appearance. Fertilize lightly in early spring to support healthy growth. This perennial is drought-tolerant once established, making it a low-maintenance choice for gardens.