Hosta ventricosa (blue plantain lily) — Clump-forming, mounded

Overview

Hosta ventricosa is a clump-forming, mounded perennial in the genus Hosta, part of the Asparagaceae family, with deciduous; broad, ribbed or puckered, often variegated or glaucous foliage. It typically grows around 0.6 m tall. Hosta ventricosa grows best in partial to full shade; blue-leaved kinds hold their colour best out of sun, and tolerates fertile loam enriched with organic matter soils and neutral to slightly acid pH. Its UK hardiness is rated H7. It is native to China.

About

Hosta ventricosa is a clump-forming, mounded perennial notable for its broad, ribbed leaves that are often variegated or glaucous. It grows to about 0.6 m and dies back in winter. Plants perform best in partial to full shade, with blue-leaved forms holding their bloom out of direct sun. Flowers are produced June to August.

Wikipedia contributors, CC BY-SA 4.0 — Hosta ventricosa

About the genus

Hosta is a genus of plants commonly known as hostas, plantain lilies and occasionally by the Japanese name gibōshi. Hostas are widely cultivated as shade-tolerant foliage plants. The genus is placed in the family Asparagaceae, subfamily Agavoideae, and is native to northeast Asia.

Wikipedia contributors, "Hosta", CC BY-SA 4.0 — Hosta

In the garden

Hosta ventricosa is a mounded, clump-forming perennial in the Asparagaceae, native to China. Its leaves are broad and ribbed, frequently showing variegation or a glaucous (blue-green) bloom, and the clumps reach roughly 0.6 m high. Flowering takes place June to August. Give Hosta ventricosa a sheltered, north- or east-facing spot where it receives partial to full shade; the blue-leaved types retain their bloom best away from strong sun. Plant into fertile loam worked with plenty of organic matter and aim for neutral to slightly acid soil pH. Keep the root run consistently moist but avoid waterlogging. It is fully hardy in UK gardens (H7) and also suits climates within USDA zones 3–9. In the garden, place it beneath larger shrubs or in the shade border where its mounded habit can form tidy drifts at the front of a bed. It pairs well with taller shade perennials and can help soften the base of deciduous shrubs on an east-facing margin. At about 0.6 m high, its pale-blue leaf bloom or variegation provides lasting texture beneath flowering neighbours.

Growing conditions

Best soil and position for Hosta

Sunlight: Partial to full shade; blue-leaved kinds hold their colour best out of sun
Soil type: Fertile loam enriched with organic matter
Soil pH: Neutral to slightly acid
Soil moisture: Reliably moist but never waterlogged
Aspect: North or east facing
Exposure: Sheltered
UK hardiness: H7

Plant details

Hosta ventricosa size, habit and characteristics

Plant type: Perennial
Habit: Clump-forming, mounded
Foliage: Deciduous; broad, ribbed or puckered, often variegated or glaucous
Height: 0.6 m
Native to: China

Care notes

Pruning and caring for Hosta ventricosa

Cultivation: Give a cool root run, generous leaf mould and consistent moisture — drought is what produces thin, scorched leaves. Growing in containers makes slug control far easier, and a top-dressing of grit or a copper band around the pot helps further.
Pruning: No pruning needed. Remove flower scapes once faded if seed is not wanted, and clear collapsed foliage in late autumn to take away slug shelter.
Propagation: Divide crowns in early spring as the shoots emerge, cutting between the buds with a sharp knife. Division is the only way to keep a named cultivar true.
Pest resistance: Highly attractive to slugs and snails, which is the one real limiting factor; vine weevil can be serious in containers.
Disease resistance: Generally healthy. Hosta virus X is the notable exception — affected plants should be destroyed rather than divided.

Frequently asked questions

How do I grow Hosta ventricosa?

Give a cool root run, generous leaf mould and consistent moisture — drought is what produces thin, scorched leaves. Growing in containers makes slug control far easier, and a top-dressing of grit or a copper band around the pot helps further.

Where is the best place to plant Hosta ventricosa?

Hosta ventricosa prefers partial to full shade; blue-leaved kinds hold their colour best out of sun. It suits sheltered positions.

What soil does Hosta ventricosa need?

Hosta ventricosa grows best in fertile loam enriched with organic matter soil. It prefers neutral to slightly acid soil. Aim for soil that stays reliably moist but never waterlogged.

How do I prune Hosta ventricosa?

No pruning needed. Remove flower scapes once faded if seed is not wanted, and clear collapsed foliage in late autumn to take away slug shelter.

How big does Hosta ventricosa grow?

Hosta ventricosa reaches a height of 0.6 m.

Is Hosta ventricosa hardy in the UK?

Hosta ventricosa has an RHS hardiness rating of H7, meaning it is fully hardy throughout the UK, tolerating temperatures below -20°C.

How do I propagate Hosta ventricosa?

Divide crowns in early spring as the shoots emerge, cutting between the buds with a sharp knife. Division is the only way to keep a named cultivar true.

More in the Hosta genus

Browse all Hosta →