Glandularia 'La France'

RHS Plant Profile

mock vervain 'La France'

Synonyms

Verbena 'La France'

Bedding

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A tender perennial usually grown as an annual for summer bedding or container displays. Branching stems clothed in mid- to dark green leaves form a low mound to around 40cm high and 50cm wide which is covered with rounded clusters of violet-blue flowers throughout summer

Position

Full sun

Soil Types

Clay, 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

Clay Loam Sand

Moisture: Moist but well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun

Aspect: South–facing or West–facing or East–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

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Verbenaceae
Native to GB/Ireland: No
Foliage: Semi evergreen
Habit: Bushy, Trailing
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

Grow in moderately fertile, moist but well-drained soil in full sun. Suited to annual bedding displays in containers for sunny spots. Feed and water well

Propagation

Propagate by seed in early spring or propagate by cuttings

Suggested planting locations and garden types

Cottage and informal garden
Hanging Basket
Patio and container plants
Flower borders and beds
Garden edging

Pruning

Deadhead regularly to promote flowering

Pests

May be susceptible to aphids and slugs

Diseases

May be susceptible to Powdery mildews