Jovibarba allionii

RHS Plant Profile

Allioni beard of Jupiter

Synonyms

Jovibarba hirta subsp. allionii, Sempervivum 'Hirsutum', Sempervivum [Key Lime Kiss] (Chick Charm Series), Sempervivum allionii

Cactus Succulent

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An evergreen, mat-forming perennial forming small rosettes of bright green leaves that may be tinged and tipped with red. Flower stems bearing pale yellow flowers may be produced by mature plants in summer; rosettes die after flowering

Position

Full sun

Soil Types

Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 2–5 years
Max Spread: 0.1-0.5 metres
Max Height: 0.1-0.5 metres

Growing Conditions

Loam Sand

Moisture: Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun

Aspect: East–facing or South–facing or West–facing or North–facing
Exposure: Exposed or 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): H4

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Crassulaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Matforming
Genus: Jovibarba are rosette-forming perennial succulents. They are mainly grown for their architectural and colourful foliage, but they may also produce pale greenish-yellow or yellow bell-shaped flowers.
Name Status: Correct
Plant Range: Alps

How to Grow

Cultivation

Grow in moderately fertile, gritty, well-drained soil in full sun. Protect from excessive winter wet

Propagation

Propagate by rooting offsets in summer

Suggested planting locations and garden types

Patio and container plants
Rock garden

Pruning

No pruning required

Pests

May be susceptible to vine weevil

Diseases

Generally disease-free