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Toad Lily 'Imperial Banner'


Family: Liliaceae (lil-ee-AY-see-ee) (Info)
Genus: Tricyrtis (try-SER-tis) (Info)
Cultivar: Imperial Banner
Additional cultivar information:(PP18956)
Hybridized by Jansen
Registered or introduced: 2006



Foliage Color:

Unknown - Tell us

Bloom Characteristics:

Unknown - Tell us

Water Requirements:

Requires consistently moist soil; do not let dry out between waterings

Where to Grow:

Unknown - Tell us


12-18 in. (30-45 cm)

18-24 in. (45-60 cm)


18-24 in. (45-60 cm)


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:

Sun to Partial Shade

Light Shade


All parts of plant are poisonous if ingested

Bloom Color:


Bloom Time:

Late Summer/Early Fall

Mid Fall


Grown for foliage



Other details:

Unknown - Tell us

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

Patent Information:


Propagation Methods:

By dividing rhizomes, tubers, corms or bulbs (including offsets)

From seed; winter sow in vented containers, coldframe or unheated greenhouse

From seed; sow indoors before last frost

Seed Collecting:

Allow pods to dry on plant; break open to collect seeds

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed


This plant has been said to grow in the following regions:

Cordele, Georgia

Dearborn Heights, Michigan

Norristown, Pennsylvania

Lexington, Virginia

Gardeners' Notes:

No details have been posted.