Campanula glomerata 'Superba'

Campanula glomerata 'Superba' is a reliable, spreading perennial that blooms in early summer. The stems are topped with dense clusters of rich violet-blue, bell-shaped flowers. It may repeat bloom if cut back after the first flush is over.

Campanula glomerata 'Superba' makes an excellent, long-lasting cut flower. It goes well with many other flowers in the garden or the vase. It is a wonderful companion plant for roses. Shown here with California poppy.

Also known as Clustered Bellflower and Campanula glomerata var. superba.

Hardiness Zones: 3-8

Height: 28"

Spacing: 24"

Light: Full sun to part shade

Sowing Campanula glomerata Seeds

Start campanula seeds indoors 8 weeks before the last frost date. Sow on the surface.