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Fritillaria, Crown Imperial Fritillary 'Rubra'

Fritillariaimperialis

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Fritillaria imperialis by beautifulchaos
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Family
Liliaceae (lil-ee-AY-see-ee)
Info
Genus
Fritillaria (frit-il-AR-ee-uh)
Info
Species
imperialis (im-peer-ee-AL-is)
Info
Synonym
Sun Exposure
Sun to Partial Shade
Light Shade
Foliage
Herbaceous
Height
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
Spacing
6-9 in. (15-22 cm)
Hardiness
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)
Danger
Parts of plant are poisonous if ingested
Bloom Color
Red-Orange
Bloom Time
Mid Spring
Late Spring/Early Summer
Other Details
Category
Bulbs
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color

Unknown - Tell us

Where to Grow

Unknown - Tell us

Bloom Characteristics

Unknown - Tell us

Bloom Size

Unknown - Tell us

Other details

Unknown - Tell us

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
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Seed Collecting
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Regional

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

Clifton, Colorado

Chicago, Illinois

Indianapolis, Indiana

Pinconning, Michigan

Coshocton, Ohio

Klamath Falls, Oregon

Kalama, Washington

Pullman, Washington

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GreenAtHeart
Franklin Grove, IL (Zone 5a) | August 2005 | positive

We planted two Crown Imperial bulbs in a corner of our yard in Chicago10 years ago. The next year, one came up, grew quickly to about two...Read More

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