Penstemon 'Sour Grapes'

Penstemon 'Sour Grapes' develops abundant lavender-violet tubular flowers with pale throats, providing fresh colour for many weeks. Its upright habit and healthy dark green foliage give the plant a graceful appearance. This hardy variety brings lightness to sunny borders while attracting numerous bees and bumblebees throughout its flowering season.

Care/Water

Penstemon 'Sour Grapes' requires regular watering during the growing season, especially on warm summer days. The soil should be loose, well-drained, and humus-rich to promote strong shoots and abundant flower spikes. Avoid waterlogging to prevent root rot. Consistent moisture supports healthy growth and stable plants.

Maintenance

Regularly remove faded flowers and weak shoots to encourage new blooms. Cut back old shoots after flowering to stimulate fresh growth. Organic fertilization in spring supports strong shoots and healthy roots. Inspect the plant regularly for pests.

Location

Penstemon 'Sour Grapes' thrives in sunny to partially shaded locations with well-drained soil. Full sun promotes abundant flowering and strong shoots. Ideal for beds, borders, or containers. A sheltered location protects the plant from strong winds.

Tip

This plant is perfect for beds, borders, or containers. Group planting encourages a rich display of flowers. Mulching helps retain moisture and reduce weeds. Regular removal of old flowers encourages new blooms.

Penstemon 'Sour Grapes' features violet-purple flowers that enliven beds and borders. Perfect for sunny gardens.

It attracts pollinators and provides decorative accents.