Status:
valid
Authors:
Schrenk
Source:
wcs
Year:
1844
Citation Micro:
Bull. Cl. Phys.-Math. Acad. Imp. Sci. Saint-Pétersbourg 2: 113 (1844)
WFO Identifier:
wfo-0000755856
Common Names
- Caesium Onion
- Caesium Garlic
- Caesium Leek
Description
Allium caesium (also called Blue onion, among many other common names) is a species of wild onion native to western North America. It is a bulb-forming perennial with narrow, grass-like leaves and small blue flowers. It grows in moist meadows, woodlands, and along streams in the western United States and Canada.
Uses & Benefits
Allium caesium is used as an ornamental plant in gardens and as a culinary herb. It has a mild onion flavor and is used in salads, soups, and other dishes. It is also used to make herbal teas and as a medicinal herb.
Flower, Seeds and Seedlings
Allium caesium has small, white flowers with six petals. The seeds are small and black. The seedlings have long, thin leaves.
Cultivation and Propagation
Allium caesium is a perennial plant that is native to the Mediterranean. It can be propagated by division or by seed. It prefers full sun and well-drained soil. It is drought tolerant and can tolerate some shade. It is best grown in USDA hardiness zones 5-9.
Where to Find Allium caesium
Allium caesium can be found in the western United States, from California to Washington.
Allium caesium FAQ
What is the scientific name of Allium caesium?
Allium caesium
What is the common name of Allium caesium?
Blue Onion
What is the habitat of Allium caesium?
Grassy slopes, rocky hillsides, and open woodlands
Species in the Allium genus
Allium aaseae,
Allium abramsii,
Allium acidoides,
Allium aciphyllum,
Allium acuminatum,
Allium acutiflorum,
Allium aegilicum,
Allium affine,
Allium afghanicum,
Allium aflatunense,
Allium agrigentinum,
Allium akaka,
Allium alabasicum,
Allium alaicum,
Allium albiflorum,
Allium albotunicatum,
Allium albovianum,
Allium alexandrae,
Allium alexeianum,
Allium alibile,
Allium alpinarii,
Allium altaicum,
Allium altissimum,
Allium altyncolicum,
Allium amethystinum,
Allium ampeloprasum,
Allium amphibolum,
Allium amplectens,
Allium anacoleum,
Allium anatolicum,
Allium anceps,
Allium angulosum,
Allium anisopodium,
Allium anisotepalum,
Allium antiatlanticum,
Allium anzalonei,
Allium apulum,
Allium archeotrichon,
Allium arkitense,
Allium arlgirdense,
Allium armenum,
Allium armerioides,
Allium aroides,
Allium artemisietorum,
Allium asarense,
Allium ascalonicum,
Allium aschersonianum,
Allium asclepiadeum,
Allium asirense,
Allium asperiflorum,
Species in the Amaryllidaceae family
Acis autumnalis,
Acis longifolia,
Acis rosea,
Acis trichophylla,
Acis fabrei,
Acis nicaeensis,
Acis tingitana,
Acis trichophylla,
Acis valentina,
Acis ionica,
Agapanthus africanus,
Agapanthus campanulatus,
Agapanthus caulescens,
Agapanthus coddii,
Agapanthus inapertus,
Agapanthus praecox,
Agapanthus walshii,
Allium aaseae,
Allium abramsii,
Allium acidoides,
Allium aciphyllum,
Allium acuminatum,
Allium acutiflorum,
Allium aegilicum,
Allium affine,
Allium afghanicum,
Allium aflatunense,
Allium agrigentinum,
Allium akaka,
Allium alabasicum,
Allium alaicum,
Allium albiflorum,
Allium albotunicatum,
Allium albovianum,
Allium alexandrae,
Allium alexeianum,
Allium alibile,
Allium alpinarii,
Allium altaicum,
Allium altissimum,
Allium altyncolicum,
Allium amethystinum,
Allium ampeloprasum,
Allium amphibolum,
Allium amplectens,
Allium anacoleum,
Allium anatolicum,
Allium anceps,
Allium angulosum,
Allium anisopodium,