Campanula, Hybrid Bellflower 'Sarastro'

Campanula

Family
Campanulaceae (kam-pan-yew-LAY-see-ee)
Genus
Campanula (kam-PAN-yoo-luh)
Synonym
Spacing
18-24 in. (45-60 cm)
Sun Exposure
24-36 in. (60-90 cm)
Danger
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)
Hardiness
Bloom Color
Bloom Time
Bloom Time
Bloom Color
Bloom Time
Bloom Time
Bloom Color
Bloom Color
Bloom Time
Other Details
Seed Collecting
Full Sun
Sun to Partial Shade
Fruit Shape
N/A
Fruit Size
Blue-Violet
Medium Purple
Fruit Colors
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Growing Habit
Herbaceous
Days to Maturity
Seed Type
By dividing the rootball
Disease Resistance
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Leaf Type
Foliage Color
Bloom Characteristics
Water Requirements
Perennials
Where to Grow
Other details
Propagation Methods
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Soil pH requirements
Patent Information
Plant Size (check one)
Growing Habit
Growth Rate
Leaf Shape
Leaf Appearance
Degree to which the appearance is present
Leaf Texture (top)
Leaf Texture (bottom)
Leaf Color
Color of Leaf Margin
Leaf Substance
Number of Vein Pairs
Appearance of Margin
Margin Width
Flower Shape
Flower Fragrance
Does it set seed?
Flower Size
Flower Type
Blooming Habit
Foliage Habit
Color Patterns
Awards (if applicable)
Seed Type
Growth Habit
Days to Maturity
Awards (if applicable)
Bloom Shape
Other Details
Pruning Instructions
Kernel Color
Flower Shape
Flower Habit
Bloom Size
Color Pattern
Bloom Shape
Pruning Groups
Bloom Diameter
Heat (Pungency)
Fruit Shape
Fruit Size
Fruit Color
Disease Resistance
Seed Type
Flower Size
Size/Type
Flower Characteristics
Leaf Shape/Type
Leaf Texture
Leaf Color
Propagation
Pollination
Bearing Habit
Rootstock Vigor
Disease Resistance
Fruit Usage
Classification
Regional

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

Blackhawk-Camino Tassajara, California

Danville, California

Seymour, Connecticut

Winnetka, Illinois

Otho, Iowa

Roslindale, Massachusetts

Hopkins, Minnesota

Minneapolis, Minnesota

Nashua, New Hampshire

Raleigh, North Carolina

Cleveland, Ohio

Baker City, Oregon

Lexington, Virginia

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Gardener's Notes:

5
positives
1
neutral
0
negative
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B
Berlin Heights, OH | August 2016 | neutral

Purchased one of these this spring. It has not bloomed, but is spreading via root. It gets about 6 hours of full sun. Needs more sun, or...Read More

C
ROSLINDALE, MA | December 2014 | positive

One of the best garden bellflowers. Floriferous, long-blooming, vigorous, more heat tolerant than most bellflowers. Looks similar to 'Ken...Read More

H
Danville, CA | August 2011 | positive

I bought this mail order from Green Thumbs Galore and it is stunning in my garden. It kept blooming from early summer and now well into ...Read More

M
Hopkins, MN (Zone 4a) | June 2011 | positive

I must agree with the rave reviews. I planted this late last year and honestly didn't exect it to survive, let alone thrive the way it d...Read More

M
M
Baker City, OR (Zone 5b) | June 2005 | positive

I'm not positive on the variety of campanula that I have since I got a start from somebody else's garden. Mine is very hardy, no trouble,...Read More

L
Ithaca, NY (Zone 5b) | October 2004 | positive

I bought one of these plants in July 04' in full bloom from a local nursery. I almost hesitated because of the price ($13) but it was a ...Read More

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