Vinca difformis subsp. sardoa
Sardinian intermediate periwinkle
an evergreen, spreading perennial to 40cm tall with glossy, dark- green leaves with paler veins. Milky, pale blue flowers 5-7cm across are borne on erect stems in late winter and early spring
Size
Ultimate height
0.1–0.5 metresTime to ultimate height
5–10 yearsUltimate spread
1–1.5 metresGrowing conditions
Moisture
Moist but well–drained, Poorly–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Blue | Green | ||
|---|---|---|---|---|
| Summer | Green | |||
| Autumn | Green | |||
| Winter | Blue | Green |
Position
- Full shade
- Full sun
- Partial shade
Aspect
North–facing or West–facing or East–facing or South–facing
Exposure
Exposed or Sheltered Hardiness
H4Botanical details
- Family
- Apocynaceae
- Native to the UK
- No
- Foliage
- Evergreen
- Habit
- Matforming
- Genus
Vinca can be evergreen subshrubs or herbaceous perennials, with simple, paired leaves and solitary, 5-lobed, salver-shaped flowers in the leaf axils
- Name status
Correct
How to grow
Cultivation
Easy to grow in all but the driest soils. Flowers best in full sun but very useful for shady areas. Can be invasive
Propagation
Propagate by division in spring or autumn and by semi-hardwood cuttings in summer
Suggested planting locations and garden types
- Rock garden
- Ground cover
Pruning
Pests
May be susceptible to aphids
Diseases
May be susceptible to a rust
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