Flower profile

Baker kingcup cactus

Echinocereus bakeri

Native to Arizona

Baker kingcup cactus is a flowering plant. In Arizona it's most often seen in bloom in March–June.

–states

3,305AZ sightings*

3,941U.S. sightings*

*iNaturalist research-grade observations, as of October 17, 2026.

On our lists for: Arizona

Quick look

Echinocereus bakeri, commonly known as Baker kingcup cactus, is a species of cactus native to the Southwestern United States.
From Wikipedia's article Echinocereus bakeri, CC BY-SA 4.0.

It belongs to the Cactaceae family. ^iNaturalist
NatureServe lists it as native to Arizona. ^NatureServe
In Arizona, most iNaturalist sightings of it in flower come in March–June. ^iNaturalist
iNaturalist has 3,305 research-grade sightings of it in Arizona, ranking #28 among the 109 flowers on our Arizona list. ^iNaturalist

Baker kingcup cactus gift ideas

Handmade baker kingcup cactus gifts from independent makers.

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When does it bloom?

In Arizona, most flowering sightings come in March–June.

Flowering records by month in Arizona (iNaturalist research-grade observations marked “Flowering”) (182 records)

Conservation status

Federal (U.S. ESA): Not listed No U.S. Endangered Species Act listing in the USFWS ECOS database. ^{USFWS ECOS}
NatureServe global: GNR Not yet ranked worldwide. ^NatureServe
Arizona: Not listed Not on Arizona Native Plant Law protected plants (Ariz. Admin. Code R3-3 Art. 11, App. A, eff. Feb. 2, 2025). NatureServe: SNR, not yet ranked in Arizona. ^{AAC R3-3 App. A}
Rare elsewhere: No other U.S. state ranks it S1, S2, SH or SX.

Checked October 17, 2026. Rankings and lists can change, so follow the links for the latest.

Can you eat it?

For peopleNot well documented

None of the sources we checked (NC State Extension (no page for this plant)) say whether it's edible or poisonous for people.

For petsNot well documented

It isn't on the ASPCA plant list.

🌿 Never eat a wild plant unless you're certain of its ID; this isn't medical advice. Worried about a person? Call Poison Control at 1-800-222-1222. Worried about a pet? Call your vet.

Where does it grow?

USDA PLANTS has no state-by-state distribution for this name, so we can't map it yet.

More Arizona flowers

Saguaro

Carnegiea gigantea

★ AZ state flowerNative

🌼 Blooms in AZ: April–June

California barrel cactus

Ferocactus cylindraceus

Native

🌼 Blooms in AZ: March–September

Fishhook barrel cactus

Ferocactus wislizeni

Native

🌼 Blooms in AZ: July–October

Sources

USDA PLANTS: no profile matched this name.
iNaturalist, Echinocereus bakeri: taxonomy, research-grade observation counts and “Flowering” annotations, retrieved October 17, 2026.
Wikipedia, Echinocereus bakeri (lead quoted under CC BY-SA 4.0).
Arizona: Arizona Native Plant Law protected plants (Ariz. Admin. Code R3-3 Art. 11, App. A, eff. Feb. 2, 2025).
Arizona: Arizona prohibited noxious weeds (Ariz. Admin. Code R3-4-245).
USFWS, ECOS species database (ESA listing check), October 17, 2026.
NatureServe Explorer, Echinocereus bakeri (global and state ranks).
Edibility and toxicity: no source found (marked "not well documented").
Photo: John Rosford via iNaturalist · CC BY 4.0 · resized.