Penstemon 'Sour Grapes'
(Beard Tongue 'Sour Grapes')
Family - Plantaginaceae
Category - Perennial
Season of Interest - Spring, Summer, Autumn
Hardiness - H4
Height - 60cm
Width - 45cm
Location - The Terrace
Description: A herbaceous Perennial with a clump-forming habit and upright stems. Smooth mid-green leaves are lanceolate to narrowly ovate in shape. Bell-shaped flowers are a striking shade of violet-mauve and tinged with forget-me-not blue. Each Bloom has a white throat with thin burgundy streaks. The flowers are held in panicles and produced from mid-summer into mid-autumn. Attractive to pollinating insects.
Award of Garden Merit (AGM).
Synonym - Penstemon 'Margery Fish'
Flower:
Bell-shaped flowers are violet-mauve and tinged with forget-me-not blue. Each bloom has a white throat with thin burgundy streaks. The flowers are held in panicles on upright stems and are produced from July into October.
Flower colour: Violet-mauve, blue
Flower shape: Bell-shaped flowers in panicles
Flowering time: July, August, September, October
Foliage:
Smooth mid-green leaves are narrowly ovate to lanceolate in shape with pointed tips. The leaves clasp the stems and are held in opposite pairs.
Foliage Senescence: Semi-evergreen
Foliage Shape: Ovate, lanceolate
Propagation:
Cuttings, division.
Cultivation:
Best in full sun in fertile, well-drained soil.