Hebe 'Blue Gem'
hebe 'Blue Gem'
An evergreen reaching a height of 1.3m, with a rounded, but loosley spreading habit. The oval to ellipse-shaped leaves are light to mid-green and are almost succulent in texture. Light mauve flowers bloom from summer to autumn
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Size
Ultimate height
1–1.5 metresTime to ultimate height
5–10 yearsUltimate spread
1–1.5 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Purple | Green | ||
| Autumn | Purple | Green | ||
| Winter | Green |
Position
- Full sun
- Partial shade
Aspect
South–facing or West–facing or North–facing or East–facing
Exposure
ShelteredDrought resistance
Yes Hardiness
H4Botanical details
- Family
- Plantaginaceae
- Native to the UK
- No
- Foliage
- Deciduous
- 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
Accepted
How to grow
Cultivation
Grows well in poor to moderately fertile soil in sun or partials shade with protection from cold, drying winds.
Propagation
Propagate by seed sown in containers in a cold frame as soon as ripe. Cultivars will not come true. Root semi-hardwood cuttings in late summer or autumn with added bottom heat
Suggested planting locations and garden types
- City and courtyard gardens
- Cottage and informal garden
- Mediterranean climate plants
- Patio and container plants
- Wildlife gardens
- Low Maintenance
- Flower borders and beds
Pruning
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.