Asphodeline Species, King's Spear, Yellow Asphodel

Asphodelinelutea

Family
Asphodelaceae (as-foh-del-AY-see-ee)
Genus
Asphodeline (as-fah-DEL-in-ee)
Species
lutea (LOO-tee-uh)
Synonym
Asphodelus luteus
Sun Exposure
Full Sun
Foliage
Smooth
Height
4-6 ft. (1.2-1.8 m)
Spacing
12-15 in. (30-38 cm)
Hardiness
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)
Bloom Color
Bright Yellow
Bloom Time
Late Spring/Early Summer
Other Details
Category
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Blue-Green
Where to Grow
Bloom Characteristics
Flowers are fragrant
Bloom Size
Other details
Soil pH requirements
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
By dividing the rootball
From seed; direct sow outdoors in fall
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Regional

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

Arroyo Grande, California

Richmond, California

San Leandro, California

Cincinnati, Ohio

Lebanon, Oregon

Collierville, Tennessee

Austin, Texas

Kalama, Washington

Stanwood, Washington

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Gardener's Notes:

3
positives
1
neutral
0
negative
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J
Collierville, TN | June 2022 | positive

It is now flowering in my zone 7b garden.

B
Cedarhome, WA (Zone 8b) | March 2009 | positive

Nice clumping plant, which reseeds itself or is easily divided. I have not noticed any fragrance to the flowers however.

S
S
(Zone 8b) | July 2003 | positive

This is a very showy plant in my garden. The grassy leaves are grey/green and stay showy during wintertime. It's a Mediterranean plant an...Read More

B
B
Baa
| September 2001 | neutral

Clump forming perennial from Central and East Mediterranean and Western Turkey. Has very thin, almost grassy looking, blue-green leaves ...Read More

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