Calochortus Species, Superb Mariposa, Yellow Mariposa Lily
Calochortussuperbus

Synonym:Calochortus pratensis

Synonym:Mariposa pratensis

Synonym:Mariposa superba

Category
Bulbs

Water Requirements
Average Water Needs; Water regularly; do not overwater

Sun Exposure
Full Sun

Foliage
Smooth

Foliage Color

Height
18-24 in. (45-60 cm)

Spacing
3-6 in. (7-15 cm)

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

Where to Grow

Danger
N/A

Bloom Color
Pale Yellow
Lavender
White/Near White
Cream/Tan

Bloom Characteristics

Bloom Size

Bloom Time
Mid Spring
Late Spring/Early Summer

Other details

Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Patent Information

Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse

Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored