Glandularia 'Silver Ann'

RHS Plant Profile
vervain 'Silver Anne'

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vervain 'Silver Anne' RHS

Synonyms

Glandularia 'Pink Bouquet'
Verbena 'Pink Bouquet'
Verbena 'Silver Ann'

Award of Garden Merit
Herbaceous Perennial Bedding
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A vigorous spreading half-hardy perennial to 30cm, with oblong, strongly toothed leaves and flat heads of fragrant pink flowers that fade to white

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
1–2 years
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

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

Position

Full sun
Aspect
South–facing or West–facing
Exposure
Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H3

Colour & Scent

Fragrance Flower
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Verbenaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Bushy
Genus
Glandularia are annuals or herbaceous perennials, native to The Americas and closely-related to Verbena (and included within Verbena until recently). Showy flowers typically have 5 petals and are held in rounded clusters in summer and autumn
Name Status
Accepted

How to Grow

Cultivation

In borders, plant in well-drained soil and full sun. In containers best grown in peat-free compost with added sharp sand.

Propagation

Take semi-ripe stem-tip cuttings in late summer

Suggested planting locations and garden types

  • Coastal
  • Cottage and informal garden
  • City and courtyard gardens
  • Patio and container plants
  • Flower borders and beds
  • Garden edging

Pruning

Deadheading is beneficial

Pests

Aphids, thrips and leafhoppers may be troublesome

Diseases

Susceptible to powdery mildew