
Elegant spikes of small, tubular, foxglove-like flowers appear from July to October among lance-shaped, bright green leaves. This easy-to-grow perennial will quickly form large, leafy clumps and is perfect for adding a splash of colour to the middle of a sunny, well-drained border. If you deadhead regularly, the flowers will persist until the first frosts. The flowers of this penstemon can vary in colour (from magenta- violet with purple undertones, to soft violet-blue.
How to care for Penstemon Sour Grapes M. Fish:
Remove the faded blooms regularly to prolong flowering. Apply a dry mulch around the base of the plant to protect the roots from frost damage and cut back in spring when new shoots appear low down on the stem. Lift and divide congested clumps in spring.
Flowering period:
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
Eventual height:
0.6m
Eventual spread:
0.45m
Position:
Full sun / light shade
Rate of growth:
Average
Soil:
Moderately fertile, moist, well-drained soil
Hardiness:
Borderline hardy (will need protection in winter in colder areas)
-
This perennial dies back to below ground level each year in autumn, then fresh new growth appears again in spring.
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Goes well with
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9cm pot | £9.99 |
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3 × 2 litre pots | £49.99 |
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9cm pot | £12.99 |
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3 × 2 litre pots | £44.99 |
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9cm pot | £7.99 |
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approx 250 seeds | £2.49 |
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Allium cristophii
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2 litre pot | 3 per pot | £17.99 |
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2 + 1 FREE 2 litre pots | £35.98 |
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5 × bulbs | £4.89 |
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10 + 5 FREE bulbs | £9.78 |
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