Nepeta ‘Hill Grounds’ is a vigorous, long-flowering catmint valued for its aromatic grey-green foliage and masses of soft lavender-blue flowers. Forming a dense, spreading mound, it provides months of colour and is particularly effective at the front of borders, in gravel gardens, and alongside roses.
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Exposure: Thrives in open positions with excellent wind tolerance once established. Well suited to exposed gardens and highly tolerant of coastal conditions, including salt-laden air.
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Size: Approximately 50–60 cm high × 50–70 cm spread.
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Soil: Well-drained soil; tolerant of poor, sandy, chalky, and moderately fertile soils. Avoid prolonged waterlogging.
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Sun: Full sun, though it will tolerate light partial shade.
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Flowering Time: May to September, often producing repeat flushes if lightly trimmed after flowering.
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Uses: Aromatic herbaceous perennial; foliage is attractive to cats and can be used in informal sensory gardens.
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Wildlife Benefits: Exceptionally attractive to bees, bumblebees, butterflies, and other pollinating insects, providing a valuable nectar source over a long flowering season.
