Jovellana violacea

RHS Plant Profile

violet teacup flower

RHS

Other common names

violet slipper flower

Synonyms

Calceolaria violacea

Conservatory Greenhouse Shrubs

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An upright, suckering, sub-shrub with oval, lobed leaves carried on dark red stems. Sprays of nodding, bell-shaped flowers appear in summer - they are pale purple with a yellow throat marked with small, dark purple spots

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

1.5-2.5 metres

Max Spread

0.5-1 metres

Size

Time to Maturity: 5–10 years
Max Spread: 0.5-1 metres
Max Height: 1.5-2.5 metres

Growing Conditions

Chalk Loam Sand

Moisture: 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

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Calceolariaceae
Native to GB/Ireland: No
Foliage: Semi evergreen
Habit: Bushy
Genus: Jovellana are herbaceous perennials or semi-evergreen sub-shrubs. They have toothed or lobed leaves in opposite pairs and showy, two-lipped flowers
Name Status: Correct
Plant Range: Chile

How to Grow

Cultivation

Needs a fertile, well-drained soil or compost in a sunny position. May survive outdoors in mild areas in a sheltered position protected with a dry winter mulch. Otherwise overwinter in a cool greenhouse. Can also be grown as a conservatory or cool-greenhouse plant, with good ventilation and shade from the hottest sun

Propagation

Propagate by semi-ripe heel cuttings of side shoots in late summer

Suggested planting locations and garden types

Mediterranean climate plants
Cottage and informal garden
Patio and container plants
Flower borders and beds
Wall side borders

Pruning

Pruning group 10, in early to mid-spring

Pests

Generally pest-free

Diseases

Generally disease-free