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Allium unifolium, the one-leaf onion or American garlic, [4] is a North American species of wild onion. It is native to the coastal mountain ranges of California, Oregon, and Baja California. [1] It grows on clay soils including serpentine, at elevations up to 1100 m. [5] [6]
Allium serra is a California species of wild onion known by several common names, including jeweled onion, pom-pon onion, and serrated onion. [2] [3] [4] It favors hard soils with rock and clay, including serpentine soil. [5] It is found in the Coast Ranges of central and northern California, from Merced County to Humboldt County. [6]
Of California's total plant population, 2,153 species, subspecies, and varieties are endemic and native to California alone, according to the 1993 Jepson Manual study. [4] This botanical diversity stems not only from the size of the state, but also its diverse topographies , climates, and soils (e.g. serpentine outcrops ).
Make summer even more beautiful by adding these easy-to-grow summer flowers to your garden. Here are the best summer flowers for your yard and containers.
Here's how to grow onions in your own garden, including growing onions from seed and growing from food scraps, and when to pick them in the spring.
Allium validum is a species of flowering plant commonly called swamp onion, wild onion, Pacific onion, or Pacific mountain onion. It is native to the Cascade Range , the Sierra Nevada , the Rocky Mountains , and other high-elevation regions in California , Oregon , Washington , Nevada , Idaho and British Columbia .
Allium yosemitense is a California species of wild onion known by the common name Yosemite onion. Most of the known populations are situated within the boundaries of Yosemite National Park . Description
Allium haematochiton is a North American species of wild onion known by the common name redskin onion. It is native to northern Baja California , Sonora , and southern California as far north as Kern County .