Asphodelus Species, Asphodel, Onionweed

Asphodelusfistulosus

Family
Asphodelaceae (as-foh-del-AY-see-ee)
Genus
Asphodelus (as-foh-DEL-us)
Species
fistulosus (fist-yoo-LOW-sus)
Synonym
Sun Exposure
Full Sun
Foliage
Evergreen
Height
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
Spacing
15-18 in. (38-45 cm)
18-24 in. (45-60 cm)
Hardiness
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)
USDA Zone 11: above 4.5 °C (40 °F)
Danger
N/A
Bloom Color
White/Near White
Bloom Time
Blooms all year
Other Details
Category
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
May be a noxious weed or invasive
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; sow indoors before last frost
From seed; direct sow after last frost
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Regional

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

Canoga Park, California

Menifee, California

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Gardener's Notes:

0
positive
2
neutrals
1
negative
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F
Josephine, Arlington, TX (Zone 8a) | December 2006 | neutral

Onionweed, Asphodel Asphodelus fistulosus is naturalized in Texas and other States.

C
C
Woodland Park, CO (Zone 4b) | November 2004 | negative

U. S. FEDERALLY LISTED NOXIOUS WEED.
Not allowed for import to the US and not allowed in any interstate or intrastate transportat...Read More

K
K
L.A. (Canoga Park), CA (Zone 10a) | January 2004 | neutral

This plant grew really well for me, but I don't recommend anyone in the U.S. grow it as it is a federal noxious weed.

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