Adria bellflower is a low, mat-forming evergreen perennial that covers itself with deep purple summer flowers. It needs sharp drainage and suits rock gardens, walls and groundcover.
Family
Campanulaceae (Campanul family)
Grows as
Perennial
Light
Part shade
Water
Water regularly while establishing, then moderately; never let it sit in soggy soil.
Soil
Free-draining gritty or sandy mix, or a rock garden soil.
Temperature
Hardy to USDA zone 3 (about -40 °C); tolerates cold well.
How easy
Easy
Native range
Croatia to Hercegovina
Climate
temperate
About
Campanula portenschlagiana, the wall bellflower, is a species of flowering plant in the family Campanulaceae, native to the Dalmatian Mountains in Croatia. It is a vigorous, low-growing, mound-forming evergreen perennial with deep purple flowers in summer. Other common names include Dalmatian bellflower, Adria bellflower and Campanula muralis.
How to grow it
Campanula portenschlagiana is an alpine plant requiring sharp drainage, so is suitable for an alpine garden, rock garden, or as groundcover, in sun or partial shade. Given suitable conditions, it will rapidly colonise cracks and crevices in walls and pavements. It is hardy to USDA hardiness zone 3.
This plant has gained the Royal Horticultural Society's Award of Garden Merit.
Text excerpted from the Wikipedia article Campanula portenschlagiana 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.