Over the garden gate
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Penstemon (Scrophulariaceae) 'Sour Grapes'
Photo by Nonni, Northern Ireland
This Entry Has been Viewed 2054 times since 10/07/2004
Perennial, semi-evergreen sub-shrub. H 1M. Fully hardy. Prefers full sun and fertile, well drained soil. Propagate by seed in the autumn or spring, or by semi-ripe cuttings of non-flowering shoots in mid-summer. (Cultivars by cuttings only.)
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