B and T World Seeds' reference number: 35093
USDA average, annual, minimum temperature Zone:8
Type of plant - biennial, the leaves form a low rosette the first year, growing vertically and flowering the following spring.
Flower: WHITE single
Height in meters: 0.9

Campanula medium Single White is included in the following B and T World Seeds flowering plant categories:
43:   Herbaceous Border Plant Seed List
44:   Cut flowers Commercial and other Recommended Varieties
53:   Bedding Plant Seed List
185:   Plant Species whose germination is improved by Smoke
286:  Campanulaceae
952:   Wholesale Selection

Germination guide
Campanula medium Single White seeds will usually germinate in 14-28 days. Normally will only germinate with light so surface sow. Sow Campanula medium Single White seeds on the surface of a Peaty seed sowing mix at about 15-20°C.

Sow on the surface of moist compost, use a translucent cover to allow light in and to keep the compost humid and warm (do not place in direct sunlight)