SafePlants

Scytheleaf Onion (Allium falcifolium)

Allium falcifolium is a captivating species of wild onion native to North America. Its unique, curved leaves and vibrant magenta-red flowers make it a noteworthy addition to any plant enthusiast's collection.

Considerations for Pets

• This plant is part of the onion family (Allium), and although not explicitly stated in the text, other members of the Allium family are known to be toxic to certain animals.

Nomenclature and Taxonomy

• Scientific Name: Allium falcifolium Hook. & Arn.
• Common Names: Scytheleaf onion, Coast flatstem onion, Sickle-leaf onion, Scythe-leaf onion
• Family: Amaryllidaceae
• Taxonomic Rank: Species
• Synonym: Allium breweri S. Watson

Distribution and Habitat

• Allium falcifolium is native to northern California and southern Oregon.
• It is notably found in serpentine soils.

Morphology and Growth

• This is a very low-growing wild onion.
• It features two thick, flat leaves that slightly exceed 3-5 inches in height.
• It has unique, curved, blade-like or scythe-like leaves.
• The plant produces loose heads of magenta-red flowers, approximately one centimeter long, funnel-shaped with six white stamens.
• It is a forb/herb (a non-woody plant that is not a grass).

Quirky Facts

• The plant's common name, Scytheleaf Onion, is derived from the distinctive shape of its leaves, which resemble a scythe.
• Allium falcifolium is a favorite nectar source for adult butterflies.

Ecological Role

• This species is restricted to serpentine environments, unlike some other plants.

Interactions with Other Organisms

• Adult butterflies feed on the nectar of Allium falcifolium.

Traditional Uses

• Bulbs were used for seasoning by the Shoshoni.

Cultivation

• This plant is suitable for growing in pots on patios or at the front of sunny borders.
• It requires at least a few hours of direct sunlight daily.

Further Information

• Discover Life: Discover Life
• Dave's Garden: Dave's Garden