B and T World Seeds' reference number: 3692
USDA average, annual, minimum temperature Zone:4
Type of plant - perennial
Flower: pale BLUE, PURPLE-BROWN centre
Height in meters: 0.6

Synonyms (alternative names) for Codonopsis clematidea: Glosocomia clematidea,  Wahlenbergia clematidea, 

Common names for Codonopsis clematidea: Bonnet Bellflower,  Climbing Bellflower, 

Codonopsis clematidea is included in the following B and T World Seeds flowering plant categories:
1:   Species in Stock at B and T
9:   Alpine and Rock Garden Seed List (Hardy and Tender)
31:   House and Container Plant Seed List
34:   Oriental Herb and Vegetable Seed List
36:   Herb Seed List Culinary Medicinal Dye and Aromatic
38:   Indian Native and Introduced Plants
39:   Climbing Plant Seeds
43:   Herbaceous Border Plant Seed List
53:   Bedding Plant Seed List
74:   West Asian Native and Introduced Plants
106:   Central Asian Native Plant Seed List
139:   Hanging Basket Container Plant Seed List
185:   Plant Species whose germination is improved by Smoke
286:  Campanulaceae
698:   First Year Flowering Perennials
952:   Wholesale Selection

Germination guide
Codonopsis clematidea seeds will usually germinate in 7-42 days. Normally will only germinate with light so surface sow. Sow Codonopsis clematidea seeds on the surface of a Slighty acid seed sowing mix at about 15-20°C.