Hebe 'Emerald Gem'

RHS Plant Profile
hebe 'Emerald Gem'

Other common names

hebe 'Emerald Green'

Synonyms

Hebe 'McKean'
Hebe 'Milmont Emerald'
Hebe 'Emerald Gem'
Hebe 'Emerald Dome'
Hebe 'Green Globe'
Hebe 'Emerald Green'
Veronica 'Milmont Emerald'
Veronica 'Emerald Dome'
Veronica 'Green Globe'
Veronica 'McKean'
Veronica 'Emerald Green'
Hebe mackenii

Plants for pollinators
Shrubs

A dwarf evergreen shrub making a compact rounded bush to 30cm tall, with upright shoots densely covered with tiny, pointed leaves, and small white flowers appearing sparsely in summer

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
5–10 years
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

Chalk Clay Loam Sand
Moisture
Moist but well–drained or Well–drained
pH
Alkaline or Neutral

Position

Full sun Partial shade
Aspect
East–facing or South–facing or North–facing or West–facing
Exposure
Sheltered
Hardiness
H4
Drought Resistance
Yes

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical 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
Accepted
Horticultural Group
This genus has changed from Hebe to Veronica

How to Grow

Cultivation

Grows well in poor to moderately fertile soil in sun or partials shade with protection from cold, drying winds. Tolerant of some pollution and can also be grown in a cool glasshouse in a loam-based compost with shade from hot sun. See https://www.rhs.org.uk/plants/trials-awards for further information about RHS plant trials and awards

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
  • Coastal
  • Cottage and informal garden
  • Gravel garden
  • Patio and container plants
  • Rock garden
  • Wildlife gardens
  • Flower borders and beds
  • Garden edging

Pruning

Pruning group 9

Pests

May be susceptible to aphids

Diseases

May be susceptible to downy mildews, fungal leaf spot, fungal rot, Phytophthora and sometimes honey fungus