Penstemon digitalis 'Alba'
White Foxglove Beardtongue
- Upright spikes of crisp white blooms in early summer
- Attracts pollinators
- Tolerant of drought and poor soils once established
- Adds vertical interest to borders and naturalized areas
- Hardiness Zone: 3-8
- Height: 3-5 ft
- Spread: 1-2 ft
Penstemon digitalis 'Alba' is a graceful native perennial with upright spikes of pure white, tubular flowers that bloom in early summer. Its deep green foliage forms a tidy clump, providing a lovely contrast to the airy blooms. A favorite of bees and other pollinators, this easy-care plant adds a soft, elegant touch to native plantings.
Growing & Maintenance Tips for Penstemon digitalis 'Alba'
Penstemon digitalis 'Alba' is a low-maintenance, sun-loving perennial that thrives in full sun to part shade. It prefers medium moisture and well-drained soil, but it tolerates some drought once established. Deadhead spent blooms to encourage a tidier appearance and potentially extend flowering. Cut back stems after flowering to maintain a neat shape and reduce self-seeding. Fertilizing is generally unnecessary in average garden soil—too much fertility can reduce flowering and cause floppy growth.