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Platycodon, Balloon Flower, Chinese Bellflower, Japanese Bellflower 'Double Blue'

Platycodongrandiflorus

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Platycodon grandiflorus by bootandall
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Family
Campanulaceae (kam-pan-yew-LAY-see-ee)
Info
Genus
Platycodon (plat-ee-KO-don)
Info
Species
grandiflorus (gran-dih-FLOR-us)
Info
Synonym
Campanula glauca
Platycodon glaucus
Campanula grandiflora
Sun Exposure
Sun to Partial Shade
Foliage

Unknown - Tell us

Height
24-36 in. (60-90 cm)
Spacing
12-15 in. (30-38 cm)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
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)
Danger
N/A
Bloom Color
Medium Blue
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Blue-Green
Where to Grow

Unknown - Tell us

Bloom Characteristics

Unknown - Tell us

Bloom Size

Unknown - Tell us

Other details

Unknown - Tell us

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 the rootball
From seed; sow indoors before last frost
From seed; direct sow after 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:

Cary, Illinois

Dubuque, Iowa

Saint Peters, Missouri

Norfolk, Nebraska

Fanwood, New Jersey

Ronkonkoma, New York

Columbia, South Carolina

Desoto, Texas

Kalama, Washington

Marinette, Wisconsin

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