Miscanthus sinensis 'Goliath'

RHS Plant Profile

eulalia 'Goliath'

Grass Like

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A vigorous, clump-forming perennial grass with broad leaves, up to 1.4m high, each with a prominent white stripe, and deep red flowers on stems up to 2.5m high, held well above the leaves, in late summer or early autumn, which remain attractive as fluffy brown seedheads in winter

Position

Full sun

Soil Types

Chalk, Clay, Loam, Sand

Max Height

1.5-2.5 metres

Max Spread

1-1.5 metres

Size

Time to Maturity: 2–5 years
Max Spread: 1-1.5 metres
Max Height: 1.5-2.5 metres

Growing Conditions

Chalk Clay Loam Sand

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

Position

Full sun

Aspect: South–facing or East–facing or North–facing or West–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): H6

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Poaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Tufted
Genus: Miscanthus can be deciduous or evergreen grasses with tufted or spreading habit, erect stems bearing arching, linear leaves and terminal panicles of silky spikelets in late summer or autumn
Name Status: Accepted

How to Grow

Cultivation

Will tolerate most conditions, but grows best in moderately fertile, moist but well-drained soil in full sun

Propagation

Propagate by division in spring or early summer, before re-growth starts

Suggested planting locations and garden types

City and courtyard gardens
Coastal
Cottage and informal garden
Prairie planting
Cut flowers
Banks and slopes
Flower borders and beds

Pruning

Cut down dead leaves and old flowered stems to just above ground level in late winter or early spring; cut stems can be left around the plants as a mulch

Pests

Generally pest-free

Diseases

Generally disease-free