Campanula persicifolia 'Blue Bloomers' (Peach-leaved bellflower 'Blue Bloomers' )
'Blue Bloomers' is a spreading, deciduous perennial with narrow, green leaves rising up erect stems that are topped off with very large, inflated, violet-blue, double flowers throughout summer.
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0.3m max. spread |
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0.75m max. height |
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2-5 years to maturity |
Campanula 'Addenda Blue Planet' (Trailing bellflower 'Addenda Blue Planet')
Other names: Campanula 'Blue Planet', Campanula portenschlagiana 'Blue Planet'
'Addenda Blue Planet' is a compact, trailing or mat-forming, evergreen perennial with rounded to ovate, toothed, dark green leaves and loosely-shaped panicles of trumpet-shaped, purple-blue flowers in summer.
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0.3m max. spread |
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0.15m max. height |
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2-5 years to maturity |
Festuca glauca 'Intense Blue' (Blue fescue 'Intense Blue')
Other names: Festuca glauca 'Ice Blue', Festuca glauca 'Casblue'
'Intense Blue' is a compact, dense, mound-forming, evergreen perennial grass with linear, blue-grey leaves and, in summer, erect stems bearing dense, narrow, blue-green flower spikelets maturing pale brown.
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0.3m max. spread |
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0.3m max. height |
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2-5 years to maturity |
Symphytum 'Hidcote Blue' (Comfrey 'Hidcote Blue')
Other names: Symphytum grandiflorum 'Hidcote Blue'
'Hidcote Blue' is an erect then spreading, clump-forming, rhizomatous perennial with ovate to elliptic, wrinkled, mid-green leaves and pendent clusters of red buds opening to bell-shaped, pale blue flowers in mid- to late spring.
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0.45m max. spread |
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0.45m max. height |
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2-5 years to maturity |
Prunus domestica 'Blue Tit' (Plum 'Blue Tit')
Other names: European plum 'Blue Tit', Culinary plum 'Blue Tit', Dessert plum 'Blue Tit', Prunus domestica 'Blue Efre'
'Blue Tit' is a compact, spreading, deciduous fruit tree with ovate to elliptic, toothed, mid- to dark green leaves and white flowers in spring followed by small, oval to oblong, violet to reddish-purple fruit with sweet, yellow flesh ready for harvest in late summer.
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4m max. spread |
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4m max. height |
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5-10 years to maturity |
Eryngium x zabelii 'Big Blue' (Sea holly 'Big Blue')
Other names: Eryngium 'Big Blue'
'Big Blue' is an upright, clump-forming, deciduous perennial with spiky, deeply divided, silvery grey-green, leaves and, in summer, stiff, branched stems bearing cone-shaped, blue flowerheads surrounded by prominent, spiny, silvery-blue bracts.
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0.45m max. spread |
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0.8m max. height |
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2-5 years to maturity |
X Cuprocyparis leylandii 'Blue Jeans' (Leyland cypress 'Blue Jeans')
Other names: X Cupressocyparis leylandii 'Blue Jeans'
'Blue Jeans' is a vigorous, broadly columnar, evergreen, coniferous tree with dense, flattened sprays of tiny, pointed, blue-green leaves.
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5m max. spread |
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35m max. height |
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10-20 years to maturity |
Phlox paniculata 'Blue Paradise' (Perennial phlox 'Blue Paradise')
Other names: Garden phlox 'Blue Paradise', Tall phlox 'Blue Paradise', Summer phlox 'Blue Paradise'
'Blue Paradise' is an erect, herbaceous perennial with lance-shaped, toothed, mid-green leaves and upright trusses of violet flowers with purple eyes from summer to early autumn.
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1m max. spread |
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1.2m max. height |
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2-5 years to maturity |
Hydrangea macrophylla 'Early Blue' (Hydrangea 'Early Blue')
Other names: Hydrangea macrophylla 'Hba 2020911', Hortensia hydrangea 'Early Blue', Mophead hydrangea 'Early Blue'
'Early Blue' is an upright to rounded, deciduous shrub with broadly ovate, toothed, veined, dark green leaves and large, rounded clusters of violet-blue flowers from midsummer to early autumn.
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1.2m max. spread |
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1.2m max. height |
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5-10 years to maturity |
Helleborus x hybridus slaty blue-flowered (Hybrid Lenten rose slaty blue-flowered)
Other names: Hybrid hellebore slaty blue-flowered, Helleborus orientalis 'Slaty Blue'
H. x hybridus slaty blue-flowered is a bushy, clump-forming, evergreen or semi-evergreen perennial with leathery, deeply lobed, dark green leaves and upright stems bearing nodding to outward-facing, grey-purple to deep purple-blue flowers from mid-winter to early spring.
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0.45m max. spread |
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0.3m max. height |
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2-5 years to maturity |
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