Penstemon 'Sour Grapes' is a stunning perennial that brings a burst of vibrant colour to any garden. This variety is distinguished by its tall spikes of tubular flowers in striking shades of deep purple and lavender. The vivid blooms emerge in late spring and continue through the summer, providing a captivating display that attracts hummingbirds, bees, and butterflies.
Reaching a height of 60 to 90 centimetres, 'Sour Grapes' is a medium-sized penstemon that works beautifully in mixed borders, cottage gardens, and perennial beds. Its upright growth habit and eye-catching flowers make it a versatile addition to garden landscapes, offering both height and colour. The rich green foliage provides a lovely backdrop to the intense blooms.
Penstemon 'Sour Grapes' is known for its resilience and adaptability, thriving in full sun and tolerating various soil types, provided they are well-drained. This low-maintenance plant requires regular watering during its establishment phase but is drought-tolerant once mature, making it ideal for water-wise gardening. To encourage continuous blooming, deadhead the spent flowers throughout the growing season.
Key Features
Height: 24"-36"
Position: Full Sun to Partial Shade
Plant Type: Half Hardy Perennial
