Codonopsis Species, Bonnet Bellflower, Asian Bellflower

Codonopsisclematidea

Family
Campanulaceae (kam-pan-yew-LAY-see-ee)
Genus
Codonopsis (kod-on-OP-sis)
Species
clematidea (klem-AH-tee-duh)
Synonym
Codonopsis ovata var. cuspidata
Glosocomia clematidea
Wahlenbergia clematidea
Sun Exposure
Sun to Partial Shade
Foliage
Herbaceous
Succulent
Height
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
Spacing
18-24 in. (45-60 cm)
Hardiness
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Bloom Color
Light Blue
White/Near White
Bloom Time
Late Spring/Early Summer
Mid Summer
Other Details
Category
Perennials
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; sow indoors before last frost
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Silver Spring, Maryland

Eveleth, Minnesota

Helena, Montana

MOUNT HOOD PARKDALE, Oregon

Plano, Texas

Seattle, Washington

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Gardener's Notes:

0
positive
0
neutral
0
negative
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