Overview

Arum orientale is a clump forming herbaceous perennial in the genus Arum, part of the Araceae family, with deciduous foliage. Arum orientale grows best in full sun, and tolerates loam soils and any pH. Its UK hardiness is rated H1c. Suggested uses include houseplants, patio and container plants, sub-tropical, bedding, conservatory and greenhouse and cut flowers.

About

Arum orientale is a woodland plant species of the family Araceae. It is found in southeastern Europe as far west as Vienna and in Turkey. Its primary range is Romania, Bulgaria, and southern Ukraine. It is native to Albania, Austria, Bulgaria, Czechia-Slovakia, Greece and other regions. In the garden it prefers full sun and loam soil. In UK gardens it needs a warm, frost-free position in the UK (RHS H1c). Suggested uses include houseplants, patio and container plants, sub-tropical, bedding, conservatory and greenhouse and cut flowers. It tolerates soil of any pH, moist but well-drained conditions and south-facing or west-facing aspects. Plant at appropriate depth in well-drained soil.

Wikipedia contributors, CC BY-SA 4.0Arum orientale

About the genus

Arum is a genus of flowering plants in the family Araceae. They are native to Europe, northern Africa, and western and central Asia, with the highest species diversity in the Mediterranean region. Frequently called arum lilies, they are not closely related to the true lilies Lilium.

Wikipedia contributors, "Arum", CC BY-SA 4.0Arum

Growing conditions

Best soil and position for Arum

Sunlight
Full sun
Soil type
Loam
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained
Aspect
South-facing or West-facing
Exposure
Sheltered
UK hardiness
H1c

Plant details

Arum orientale size, habit and characteristics

Plant type
Herbaceous Perennial
Habit
Clump forming
Foliage
Deciduous
Suggested uses
Houseplants, Patio and container plants, Sub-tropical, Bedding, Conservatory and greenhouse, Cut flowers

Care notes

Pruning and caring for Arum orientale

Propagation
Division in spring
Pest resistance
May be susceptible to aphids or thrips; glasshouse red spider mite or glasshouse whitefly
Disease resistance
May be susceptible to bacterial or fungal rots or a virus

Frequently asked questions

Where is the best place to plant Arum orientale?

Arum orientale prefers full sun. It suits sheltered positions.

What soil does Arum orientale need?

Arum orientale grows best in loam soil. It is happy in soil of any pH. Aim for soil that stays moist but well-drained.

Is Arum orientale hardy in the UK?

Arum orientale has an RHS hardiness rating of H1c, meaning it needs a warm, frost-free position of 5–10°C and is best grown under glass in the UK.

How do I propagate Arum orientale?

Division in spring.