Delphinium 'Sweet Sensation'PBR (Highlander Series) (d)
delphinium 'Sweet Sensation'
A deciduous, herbaceous perennial that reaches to approximately 70cm in height when in flower. It forms a mound of green, deeply lobed leaves and strong flower stems of double, frilly violet flowers with hints of blue green, in summer
Size
Ultimate height
0.5–1 metresTime to ultimate height
1–2 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Alkaline, Neutral, AcidColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Purple Green Blue | Green | ||
| Autumn | Purple Green Blue | Green | ||
| Winter |
Position
- Full sun
Aspect
South–facing or West–facing or East–facing
Exposure
Sheltered Hardiness
H6Botanical details
- Family
- Ranunculaceae
- Native to GB / Ireland
- No
- Foliage
- Deciduous
- Habit
- Columnar upright
- Potentially harmful
- Humans/Pets: Harmful if eaten. Wear gloves and other protective equipment when handling. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
- Genus
Delphinium can be annuals, biennials or perennials, with palmately lobed basal leaves and showy bowl-shaped flowers in spikes, racemes or panicles
- Name status
Accepted
How to grow
Cultivation
Grow in fertile, well-drained soil in full sun. Shelter from strong winds and provide support (see staking: perennials). Divide every 2-5 years to maintain vigour. See staking: perennials and delphinium cultivation for further advice
Propagation
Propagate by division or by basal softwood cuttings in spring
Suggested planting locations and garden types
- Cottage and informal garden
- Patio and container plants
- City and courtyard gardens
- Cut flowers
- Flower borders and beds
- Wall side borders
Pruning
Deadhead main stem after flowering to encourage side shoots to flower. Cut back to ground level in autumn
Pests
May be susceptible to aphids, slugs, snails, leaf miners and caterpillars
Diseases
May be susceptible to powdery mildews, delphinium black blotch, crown rot and viruses
Get involved
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