Calochortus Species, Doubting Mariposa Lily, False Sego Lily
Calochortusambiguus

Family: Liliaceae (lil-ee-AY-see-ee)
Genus: Calochortus (kal-uh-KOR-tus)
Species: ambiguus (am-big-yoo-us)

Synonym:Calochortus watsonii var. ambiguus

Category
Bulbs
Perennials

Water Requirements

Sun Exposure
Full Sun

Foliage

Foliage Color

Height
6-12 in. (15-30 cm)
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)

Spacing
9-12 in. (22-30 cm)
12-15 in. (30-38 cm)
15-18 in. (38-45 cm)

Hardiness
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)
USDA Zone 10a: to -1.1 °C (30 °F)

Where to Grow

Danger

Bloom Color
Pale Pink
Pink
White/Near White

Bloom Characteristics

Bloom Size

Bloom Time
Mid Spring
Late Spring/Early Summer
Mid Summer

Other details

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
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