Parahebe perfoliata
Digger's speedwell
A sprawling, evergreen woody-based perennial to 70cm in height, with broadly ovate, leathery, bright blue-green leaves 3-5cm in length, and axillary racemes of clear blue flowers 10mm across, in late summer
Size
Ultimate height
0.5–1 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Blue Green | |||
|---|---|---|---|---|
| Summer | Blue | Blue Green | ||
| Autumn | Blue Green | |||
| Winter | Blue Green |
Position
- Full sun
Aspect
West–facing or South–facing or North–facing or East–facing
Exposure
Exposed or ShelteredDrought resistance
Yes Hardiness
H3Botanical details
- Family
- Plantaginaceae
- Native to GB / Ireland
- No
- Foliage
- Evergreen
- Habit
- Bushy
- Genus
Veronica can be annuals, perennials or sub-shrubs with paired leaves and small flowers usually in terminal or axillary racemes or spikes
- Name status
Correct
- Plant range
- Australia
How to grow
Cultivation
Grows well in poor well-drained soil in full sun
Propagation
Propagate by seed or semi-hardwood cuttings
Suggested planting locations and garden types
- City and courtyard gardens
- Coastal
- Gravel garden
- Cottage and informal garden
- Patio and container plants
- Rock garden
- Banks and slopes
- Flower borders and beds
- Wall side borders
Pruning
No pruning required
Pests
May be susceptible to aphids
Diseases
May be susceptible to downy mildews, fungal leaf spot, fungal rot, Phytophthora and sometimes honey fungus
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.