Arthropodium cirratum 'Matapouri Bay'

RHS Plant Profile

rock lily 'Matapouri Bay'

John Fielding

Conservatory Greenhouse Herbaceous Perennial

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A clump-forming, evergreen perennial with lance-shaped leaves. White flowers with yellow centres are produced in early summer; they have purple tints when in bud. Not reliably hardy

Position

Full sun

Soil Types

Loam, Sand, Chalk

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

Loam Sand Chalk

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

Position

Full sun

Aspect: South–facing or West–facing or East–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: Asparagaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Clump forming
Genus: Arthropodium are rhizomatous perennials with evergreen or deciduous linear to lance-shaped leaves and panicles or racemes of small, star-shaped flowers
Name Status: Accepted

How to Grow

Cultivation

Grow in well-drained soil in full sun. May survive outside during winter in sheltered gardens in mild areas. If grown in containers use peat-free, loam-based potting compost with added sharp sand or horticultural grit. Water moderately when in growth and sparingly in winter

Propagation

Propagate by division in spring. Side shoots can be removed from the main clump

Suggested planting locations and garden types

City and courtyard gardens
Patio and container plants
Conservatory and greenhouse

Pruning

No pruning required

Pests

May be susceptible to slugs and snails

Diseases

Generally disease-free