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NC Native Plant Society:
Plant Details

Allium keeverae [= Split from Allium cuthbertii]

Keever's Onion

Scientific Name:

Allium keeverae [= Split from Allium cuthbertii]

Genus:

Allium

Species Epithet:

keeverae

Common Name:

Keever's Onion

Plant Type

Herb/Wildflower

Life Cycle

Perennial

Plant Family

Alliaceae (Onion Family)

Native/Alien:

NC Native

Invasive Status:

(*Key)

Size:

1-3 ft.

Bloom Color(s):

Pink

Light:

Sun - 6 or more hours of sun per day

Soil Moisture:

Dry

Bloom Time:

May, June

Growing Area:

Piedmont

Habitat Description:

Weakley 2015: “limited to a series of unusual ‘rich granitic’ domes in the Brushy Mountains of Alexander and Wilkes counties, NC. An NC endemic.

Leaf Arrangement:

Basal

Leaf Retention:

Deciduous

Leaf Type:

Leaves veined, not needle-like or scale-like

Leaf Form:

Simple

Life Cycle:

Perennial

Wildlife Value:

Important for Wildlife

Landscape Value:

Suitable for home landscapes

State Rank:

S2: Imperiled (*Key)

Global Rank:

G2 - Imperiled (*Key)

State Status:

T: Threatened (*Key)

Notes:

More heat tolerant than Allium cernuum. Split from Allium cuthbertii, which is now considered not to be in NC.

Distinct green ovaries

Garden in Mecklenburg County, NC (originally from Alexander County, NC)

The Scientific Name is Allium keeverae [= Split from Allium cuthbertii]. You will likely hear them called Keever's Onion. This picture shows the Distinct green ovaries of Allium keeverae [= Split from Allium cuthbertii]

Larry Mellichamp

A beautiful species of Allium with erect umbels on top of 2 ft tall stems.

Garden in Mecklenburg Co, NC

The Scientific Name is Allium keeverae [= Split from Allium cuthbertii]. You will likely hear them called Keever's Onion. This picture shows the A beautiful species of Allium with erect umbels on top of 2 ft tall stems. of Allium keeverae [= Split from Allium cuthbertii]

Larry Mellichamp

Links:

USDA PLANTS Database Record

NC Extension Gardener Plant Toolbox: https://plants.ces.ncsu.edu/plants/allium-cuthbertii/

Vascular Plants of NC: https://auth1.dpr.ncparks.gov/flora/species_account.php

700 Bird-friendly Plants for NC: https://nc.audubon.org/700 [the site lists Allium cuthbertii, but this should be update to Allium keeverae]



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