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Penstemon 'Purple Sea' (Penstemon 'Purple Sea')
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1 hour care
per year
per year
0.6m
Max height
Max height
0.6m
Max spread
Max spread
2-5 years
To maturity
To maturity
Plant details
Botanical name
Penstemon 'Purple Sea'
Other names
Penstemon 'Purple Sea', Beardtongue 'Purple Sea', Border penstemon 'Purple Sea', Garden penstemon 'Purple Sea', Penstemon 'Sea Purple'
Genus
Penstemon Penstemon
Variety or Cultivar
'Purple Sea' _ 'Purple Sea' is an upright, bushy, clump-forming, semi-evergreen perennial with narrowly ovate, dark green leaves and, from midsummer into autumn, upright panicles of tubular, purple to purple-pink flowers with white-marked throats.
Penstemon 'Purple Sea' is: Semi evergreen
Habit
Clump-forming, Bushy, Upright
Flower
Purple, Purple-pink in Summer; Purple-pink, Purple in Autumn
Foliage
Dark-green in All seasons
How to care
Watch out for
Specific pests
Eelworms (leaf and bud) , Slugs , Snails Eelworms (leaf and bud) , Slugs , Snails
Downy mildew Downy mildew
General care
Pruning
Deadhead after flowering to maintain vigour. In autumn, cut back by 2/3 of plant height to prevent wind damage, leaving 1/3 to protect the crown from frost. Remove all old stems at the base in mid- to late spring once new shoots emerge at ground level. In
Propagation methods
Division, Semi-hardwood cuttings, Softwood cuttings
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Where to grow
Penstemon 'Purple Sea' (Penstemon 'Purple Sea') will reach a height of 0.6m and a spread of 0.6m after 2-5 years.
Suggested uses
Beds and borders, City, Cottage/Informal, Low Maintenance, Wildlife
Cultivation
Plant in fertile, well-drained soil in full sun or part shade.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
South, East, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Penstemon 'Purple Sea'
Other names
Penstemon 'Purple Sea', Beardtongue 'Purple Sea', Border penstemon 'Purple Sea', Garden penstemon 'Purple Sea', Penstemon 'Sea Purple'
Genus
Penstemon Penstemon
Variety or Cultivar
'Purple Sea' _ 'Purple Sea' is an upright, bushy, clump-forming, semi-evergreen perennial with narrowly ovate, dark green leaves and, from midsummer into autumn, upright panicles of tubular, purple to purple-pink flowers with white-marked throats.
Native to
Garden origin
Foliage
Semi evergreen
Habit
Clump-forming, Bushy, Upright
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Colour
Flower
Purple, Purple-pink in Summer; Purple-pink, Purple in Autumn
Foliage
Dark-green in All seasons
How to care
Watch out for
Specific pests
Eelworms (leaf and bud) , Slugs , Snails
Specific diseases
General care
Pruning
Deadhead after flowering to maintain vigour. In autumn, cut back by 2/3 of plant height to prevent wind damage, leaving 1/3 to protect the crown from frost. Remove all old stems at the base in mid- to late spring once new shoots emerge at ground level. In
Propagation methods
Division, Semi-hardwood cuttings, Softwood cuttings
Monthly care advice
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Where to grow
Penstemon 'Purple Sea' (Penstemon 'Purple Sea') will reach a height of 0.6m and a spread of 0.6m after 2-5 years.
Suggested uses
Beds and borders, City, Cottage/Informal, Low Maintenance, Wildlife
Cultivation
Plant in fertile, well-drained soil in full sun or part shade.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
South, East, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
USDA zones
Zone 8, Zone 7, Zone 6, Zone 5
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Chalky, Loamy, Sandy | Tell us... |
| Soil drainage: | Well-drained | Tell us... |
| Soil pH: | Acid, Alkaline, Neutral | Tell us... |
| Light: | Partial Shade, Full Sun | Tell us... |
| Aspect: | South, East, West | Tell us... |
| Exposure: | Exposed, Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
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