Campanula glomerata, the clustered bellflower or Dane's blood, is a hardy perennial with clusters of violet-blue bell-shaped flowers from June to September. It thrives in full sun or part shade in well-drained, lime-rich soil and is widely grown in gardens, with many cultivars available.
Family
Campanulaceae (Campanul family)
Grows as
Perennial
Light
Full sun, Part shade
Water
Water regularly while establishing, then only in prolonged dry spells; avoid waterlogging.
Soil
Well-drained, neutral to alkaline (calcareous) soil; tolerates poor soil.
Temperature
Hardy in cold winters; protect from prolonged waterlogging in winter.
How easy
Easy
Native range
Temp. Eurasia
Climate
temperate
About
Campanula glomerata, known by the common names clustered bellflower or Dane's blood, is a species of flowering plant in the genus Campanula, belonging to the family Campanulaceae. It is the county flower of Rutland, England.
How to grow it
The plant is widely cultivated in gardens, with flowers in a range of colours including white, pink, blue and purple. Numerous cultivars have been developed for garden use, including 'Joan Elliott' (with large violet flowers) and the white-flowered 'Schneekrone'. The vigorous cultivar 'Superba', growing to 60 cm (24 in), with rich blue flowers, has gained the Royal Horticultural Society's Award of Garden Merit. The pale purple cluster-flowered 'Caroline' has also won the award.
Where it grows
The species is native to the North Temperate Zone of Eurasia, from Britain to Japan. In Europe it is present almost everywhere except the extreme north. In North America the plant is naturalized.
Text excerpted from the Wikipedia article Campanula glomerata by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.
The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.