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Verbena Quartz Series

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© RHS 1999

Characteristics

Plant type

Annual/Biennial or Bedding

Habit

Bushy

Resilience

Hardiness

H2 (tender - cool or frost-free greenhouse)

Colour

Flower

Blue, Pink, Red and White in Autumn and Summer

Foliage

Green in Autumn, Spring and Summer

Size

Ultimate height

0.1-0.5 metres

Ultimate spread

0.1-0.5 metres

Time to ultimate height

1-2 years


Preferred common name

vervain Quartz Series

Family

Verbenaceae


Verbena can be annuals, perennials or sub-shrubs, with toothed or pinnately lobed leaves and small salver-shaped flowers in spikes, panicles or corymbs in summer or autumn

Quartz Series are compact annuals to 25cm, with ovate leaves and large domed clusters of flowers in shades of red, violet-blue, salmon and white, some with a white eye, in summer and autumn

Synonym(s)

  • Verbena 'Bunting'

How to grow

Sunlight

  • Full sun

Aspect

  • South-facing
  • Sheltered or Exposed

Cultivation

Best grown in moist but well-drained soil in full sun. The photo shows the cultivar 'Quartz Blue' in this Series

Soil

  • Moist but well-drained
  • Acid, Alkaline or Neutral
  • Chalk, Clay, Sand or Loam

Propagation

Propagate by seed or stem tip cuttings

Suggested planting locations and garden types

City/Courtyard Gardens, Cottage/Informal Garden, Flower borders and beds, Garden Edging or Patio/Container Plants


How to care

Pruning

No pruning required

Pests

May be attacked by slugs, leafhoppers and aphids

Diseases

Some resistance to powdery mildews