Edraianthus Species, Grassy Bells

Edraianthusgraminifolius

Family
Campanulaceae (kam-pan-yew-LAY-see-ee)
Genus
Edraianthus (ed-ry-AN-thus)
Species
graminifolius (gram-in-ee-FOH-lee-us)
Synonym
Campanopsis graminifolia
Campanula graminifolia
Wahlenbergia graminifolia
Sun Exposure
Full Sun
Height
under 6 in. (15 cm)
Spacing
12-15 in. (30-38 cm)
15-18 in. (38-45 cm)
Hardiness
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)
Bloom Color
Medium Blue
Blue-Violet
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Alpines and Rock Gardens
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Can be grown as an annual
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Propagation Methods
By dividing the rootball
From seed; winter sow in vented containers, coldframe or unheated greenhouse
Seed Collecting
Regional

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

Fountain Valley, California

MOUNT HOOD PARKDALE, Oregon

Jamestown, Rhode Island

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Gardener's Notes:

1
positive
0
neutral
0
negative
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J
Jamestown, RI | May 2019 | positive

There must be various forms in commerce. Mine looks nothing like the picture on Dave's. Mine has blue upfacing bell flowers on flowering...Read More

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