Campanula Species, Tall Bellflower
Campanulaamericanum

Family: Campanulaceae (kam-pan-yew-LAY-see-ee)
Genus: Campanula (kam-PAN-yoo-luh)
Species: americanum (a-mer-ih-KAY-num)

Synonym:Campanulastrum americana

Synonym:Campanula acuminata

Synonym:Campanula asteroides

Synonym:Campanula declinata

Synonym:Campanula illinoensis

Category
Annuals

Water Requirements
Requires consistently moist soil; do not let dry out between waterings

Sun Exposure
Sun to Partial Shade
Light Shade
Partial to Full Shade

Foliage
Herbaceous

Foliage Color
Blue-Green

Height
4-6 ft. (1.2-1.8 m)

Spacing
18-24 in. (45-60 cm)

Hardiness
Not Applicable

Where to Grow
Grow outdoors year-round in hardiness zone

Danger

Bloom Color
Dark Blue

Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds

Bloom Size

Bloom Time
Mid Summer
Late Summer/Early Fall

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
From seed; direct sow outdoors in fall
From seed; stratify if sowing indoors
Self-sows freely; deadhead if you do not want volunteer seedlings next season

Seed Collecting
Bag seedheads to capture ripening seed
Allow pods to dry on plant; break open to collect seeds
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored