Pennisetum advena

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Synonyms

Pennisetum × advena

Grass Like

Dense, clump-forming, deciduous perennial grass about 1m tall, with linear leaves variegated cream and green, heavily flushed burgundy-purple. Long arching reddish-purple flower spiklets are produced in summer, in feathery panicles to 30cm long

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
2–5 years
Max Spread
0.5-1 metres
Max Height
0.5-1 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
Poaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Clump forming
Genus
Pennisetum can be annual or perennial, evergreen or deciduous grasses, clump-forming or spreading in habit, with linear leaves and narrow flowering panicles with conspicuous bristles
Name Status
Correct

How to Grow

Cultivation

Grow in a light, moderately fertile, well-drained soil in full sun with shelter. Ideal for container cultivation and overwintered in a cold greenhouse or provide winter protection in colder areas. See Ornamental grasses cultivation

Propagation

Propagate by seed in early spring or by division in late spring or early summer

Suggested planting locations and garden types

  • City and courtyard gardens
  • Coastal
  • Cottage and informal garden
  • Gravel garden
  • Mediterranean climate plants
  • Patio and container plants
  • Bedding
  • Cut flowers
  • Flower borders and beds

Pruning

Cut back dead foliage and old flowered stems in early spring

Pests

Generally pest-free

Diseases

Generally disease-free