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PlantFiles: King's Scepter Gentian
Gentiana sceptrum

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Family: Gentianaceae (jen-shun-AY-see-ee) (Info)
Genus: Gentiana (jen-shee-AN-uh) (Info)
Species: sceptrum (SEP-trum) (Info)

Synonym:Gentiana menziesii
Synonym:Gentiana orfordii

One vendor has this plant for sale.

One member has or wants this plant for trade.

Category:
Herbs
Perennials

Height:
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)

Spacing:
9-12 in. (22-30 cm)

Hardiness:
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)

Sun Exposure:
Full Sun

Danger:
Unknown - Tell us

Bloom Color:
Dark Blue
Purple

Bloom Time:
Mid Summer

Foliage:
Evergreen

Other details:
Average Water Needs; Water regularly; do not overwater

Soil pH requirements:
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)

Patent Information:
Unknown - Tell us

Propagation Methods:
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors

Seed Collecting:
Allow pods to dry on plant; break open to collect seeds
Properly cleaned, seed can be successfully stored

Profile:

No positives
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral smiln32 On Nov 16, 2004, smiln32 from Oklahoma City, OK (Zone 7a) wrote:

Foliage is evergreen and lance-shaped. Flowers are deep blue-purple-ish and have 2-5 tubular flowers per stem. This plant is native to the U.S.



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