American Bellflower

Planted June 23, 2024

Names

Scientific name
Campanula americana
Common name
American Bellflower, Tall Bellflower

Description

Campanula americana, commonly known as the American Bellflower or Tall Bellflower, is a perennial herbaceous plant native to the eastern United States. This plant typically grows in moist, well-drained soils and is often found in woodland edges, meadows, and along roadsides. The American Bellflower is characterized by its tall, slender stems that can reach heights of 24 to 48 inches, making it a striking addition to any garden or natural landscape.

The foliage of Campanula americana consists of basal leaves that are broadly ovate to heart-shaped, with a smooth or slightly serrated margin. The leaves are a rich green color and can grow up to 6 inches long. As the plant matures, it produces multiple flowering stems that rise above the foliage, adorned with clusters of bell-shaped flowers. These flowers are typically pale blue to violet in color, with a delicate, nodding appearance that adds a charming touch to the garden.

Blooming occurs from late spring to early summer, attracting a variety of pollinators, including bees and butterflies. The flowers are not only beautiful but also serve an ecological purpose by providing nectar and pollen for these beneficial insects. After flowering, the plant produces small, elongated seed capsules that can self-seed in the surrounding area, allowing for natural propagation.

Campanula americana prefers partial shade to full sun, making it versatile for different garden settings. It thrives in rich, moist soils but can tolerate a range of soil types as long as there is adequate drainage. This plant is relatively low-maintenance, requiring minimal care once established. It is also known for its ability to attract birds, particularly during the seed dispersal phase, when the seeds are sought after by various bird species.

In terms of hardiness, Campanula americana is well-suited for USDA hardiness zone 8a, where it can flourish without the risk of frost damage. This plant is not considered poisonous to humans or pets, making it a safe choice for family gardens. Overall, Campanula americana is a delightful perennial that adds height, color, and ecological value to any garden landscape.

Measurements

Height
2 - 4 ft
Spread
12 - 24 in
Spacing
18 in
Growth Rate
Moderate; typically grows 12 to 24 inches per year under optimal conditions.

Requirements

Hardy in Zone 8a
Yes
Water Requirements
Moderate; prefers consistently moist soil but can tolerate some drought once established.
Sunlight Requirements
Prefers partial shade to full sun; can tolerate a range of light conditions.
Soil Type
Rich, loamy soil; can adapt to various soil types as long as drainage is adequate.
Soil pH
Prefers neutral pH (7.0).

Physical Traits

Foliage Color
Green
Bloom Characteristicss
Bell-shaped flowers that are pale blue to violet, blooming from late spring to early summer.
InterestingSeasons of Interest
Summer

Toxicity

Poisonous to Humans?
Nontoxic
Poisonous to Pets?
Nontoxic

Attracts

Attracts Birds?
Yes
Attracts Bees?
Yes
Attracts Butterflies?
Yes

Propagation Instructions

Start seeds indoors 6-8 weeks before last frost.

Learn More

Last updated on August 28, 2024. We try our best to make sure this information is accurate. Did we make a mistake? Let us know at support@knownplants.com.