Overview

Campanula lasiocarpa is a bushy herbaceous perennial in the genus Campanula, part of the Campanulaceae family, with deciduous foliage. Campanula lasiocarpa grows best in full sun and partial shade, and tolerates most soils and alkaline and neutral pH. Its UK hardiness is rated H7. Suggested uses include cottage and informal garden and wildlife gardens.

About

Campanula lasiocarpa, also known as the mountain harebell or Alaska harebell, is a species of flowering plant. It is native to eastern Russia, Japan, the northwestern portion of North America including the US states of Alaska and Washington, as well as the Canadian provinces of Alberta, British Columbia, the Northwest Territories, and the Yukon. Grow it in full sun and partial shade and most soil types. In UK gardens it is fully hardy throughout the UK (RHS H7). It works well for cottage and informal garden and wildlife gardens. It tolerates alkaline and neutral soils, moist but well-drained conditions and south-facing, east-facing, north-facing and west-facing aspects. Plant out after last frost in fertile, well-drained soil.

Wikipedia contributors, CC BY-SA 4.0Campanula lasiocarpa

Growing conditions

Best soil and position for Campanula

Sunlight
Full sun, Partial shade
Soil type
Chalk, Clay, Loam, Sand
Soil pH
Alkaline, Neutral
Soil moisture
Moist but well-drained
Aspect
South-facing, East-facing, North-facing, West-facing
Exposure
Exposed, Sheltered
UK hardiness
H7

Plant details

Campanula lasiocarpa size, habit and characteristics

Plant type
Herbaceous Perennial
Habit
Bushy
Foliage
Deciduous
Suggested uses
Cottage and informal garden, Wildlife gardens

Care notes

Pruning and caring for Campanula lasiocarpa

Propagation
Propagate by division in spring or autumn or take basal cuttings in spring
Pest resistance
May be damaged by slugs and snails
Disease resistance
May be infected by a rust, powdery mildews and a leaf spot

Frequently asked questions

Where is the best place to plant Campanula lasiocarpa?

Campanula lasiocarpa prefers full sun and partial shade. It suits exposed and sheltered positions.

What soil does Campanula lasiocarpa need?

Campanula lasiocarpa is adaptable and grows happily in most soil types, including chalk, clay, loam and sand. It prefers alkaline and neutral soil. Aim for soil that stays moist but well-drained.

Is Campanula lasiocarpa hardy in the UK?

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

How do I propagate Campanula lasiocarpa?

Propagate by division in spring or autumn or take basal cuttings in spring.

More in the Campanula genus

Browse all Campanula