Rhodohypoxis 'Ruby Giant'

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red star 'Ruby Giant'

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Herbaceous Perennial Alpine Rockery
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A compact, clump-forming perennial to around 10cm high, with narrowly lance-shaped, keeled green leaves covered with downy white hairs. Deep cerise pink flowers are borne on short upright stems throughout the summer

Position

Full sun

Soil Types

Loam, Sand

Max Height

Up to 10 cm

Max Spread

0-0.1 metre

Size

Time to Maturity
2–5 years
Max Spread
0-0.1 metre
Max Height
Up to 10 cm

Growing Conditions

Loam Sand
Moisture
Well–drained
pH
Acid 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
Hypoxidaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Clump forming
Genus
Rhodohypoxis are small clump-forming herbaceous perennials with tufts of hairy, narrowly lance-shaped leaves and solitary star-shaped, white, pink, red or purple flowers in summer
Name Status
Accepted

How to Grow

Cultivation

Grow in free-draining, humus-rich, neutral to acid soil in full sun. Water freely in summer and keep almost dry in winter. Suitable for an alpine house, rockery or trough

Propagation

Propagate by division, splitting established clumps or removing offsets in late autumn

Suggested planting locations and garden types

  • Gravel garden
  • Patio and container plants
  • Rock garden

Pruning

No pruning required

Pests

May be susceptible to red spider mite and Thrips when grown under glass

Diseases

Generally disease-free