• AGM plants

    AGM plants have been through a rigourous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases

Verbena Quartz Series

Vervain Quartz Series

Vervain Quartz Series

© � RHS 1999

  • Other common names Vervain Quartz Series

  • Synonyms Verbena 'Bunting'

  • Genus 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

  • Family Verbenaceae / Verbenaceae

  • Species 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

Characteristics

  • Foliage Deciduous

  • Habit Bushy

Colour

Sunlight

  • Full Sun

  • Aspect South-facing

  • Exposure Sheltered or Exposed

Soil

  • Chalk

    Chalk

  • Chalk

    Clay

  • Chalk

    Sand

  • Chalk

    Loam

  • MoistureMoist but well-drained

  • SoilChalk, Clay, Sand, Loam

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height

    0.1-0.5 metres

  • Ultimate spread

    0.1-0.5 metres

  • Time to ultimate height

    1-2 years

How to grow

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

Propagation Propagate by seed or stem tip cuttings

Suggested planting locations and garden types Flower borders and beds Garden Edging City & Courtyard Gardens Cottage & Informal Garden 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

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