Arisaema murrayi

RHS Plant Profile

Murray's cobra lily

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A borderline tender tuberous perennial to 30cm in height, with bright-green leaves composed of five or six leaflets, borne before or with the flower. It has white, hooded spathes, striped emerald green, with violet-purple markings towards the edge of the mouth of the flower. The spadix inside the spathe is a deep violet colour

Position

Full sun, Partial shade

Soil Types

Loam

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

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

Position

Full sun Partial shade

Aspect: East–facing or 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: Araceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Columnar upright
Genus: Arisaema are mostly tuberous perennials usually with palmately lobed leaves, and distinctive tubular, hooded spathes within which the tiny true flowers are clustered at the base of the club-like or filamentous spadix, followed by a spike of red berries
Name Status: Correct
Plant Range: India

How to Grow

Cultivation

Grow in moist but well-drained humus-rich soil with plenty of leaf mold. A sheltered site is best in sun or dappled shade. In colder regions will need winter protection or bringing into a cool conservatory or greenhouse, and tubers must not dry out when dormant

Propagation

Propagate by seed, sowing them in containers in a cold frame in autumn or spring. Offsets may be removed in late summer

Suggested planting locations and garden types

Architectural
City and courtyard gardens
Sub-tropical
Conservatory and greenhouse

Pruning

No pruning required

Pests

May be susceptible to slugs and vine weevil

Diseases

Generally disease-free