Species Lilium, Humboldt's Lily

Liliumhumboldtii

Family
Liliaceae (lil-ee-AY-see-ee)
Genus
Lilium (LIL-ee-um)
Species
humboldtii (hum-BOLD-tee-eye)
Synonym
Lilium bloomerianum
Lilium californicum
Lilium puberulum
Lilium robinsonianum
Spacing
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
Hardiness
6-9 in. (15-22 cm)
Sun Exposure
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)
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)
USDA Zone 10b: to 1.7 °C (35 °F)
Bloom Color
Light Shade
Bloom Time
Foliage
Red-Orange
Gold (yellow-orange)
Other Details
Other details
Mid Summer
Propagation Methods
Herbaceous
Seed Collecting
Soil pH requirements
By dividing the bulb's scales
From seed; stratify if sowing indoors
Patent Information
Flower Shape
Flower Habit
Bloom Size
Color Pattern
Bulbs
Foliage Color
Bloom Characteristics
Water Requirements
Where to Grow
Regional

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

Colfax, California

Grass Valley, California

Lake Nacimiento, California

Malibu, California

PASO ROBLES, California

Atlanta, Georgia

Butler, Pennsylvania

show all

Featured Videos

Gardener's Notes:

2
positives
0
neutral
0
negative
Sort By:
Sort By:
F
Colfax, CA | September 2014 | positive

I've found this plant growing in three places near my home in Colfax, CA. The reason that it is so rarely found is that it is adored by ...Read More

W
Lake of the Pines, CA | August 2011 | positive

My friend and I recently discovered that this plant grows near our home town wildly. It may also be found in select parts of Grass Valley...Read More

Featured
Hubner's Pero
(Pero ancetaria)
Blue Tit
(Cyanistes caeruleus)
Featured
Hubner's Pero
(Pero ancetaria)
Blue Tit
(Cyanistes caeruleus)