Cactaceae
Queen of the Night
Peniocereus greggii
- Family
- Cactaceae
- Genus
- Peniocereus
Pet and kid safety: not checked yet. Check pet-safe plants
Is yours looking unwell? Scan your plant — free
Common names
By language (4)
- Chinese
- 大和魂
- Dutch
- Knolwortelcactus
- English
- Queen of the Night, Nightblooming cereus
- Spanish
- Reina de la Noche
Synonyms
- Cereus greggii Engelm.
- Cereus greggii var. cismontanus Engelm.
- Cereus greggii var. roseiflorus Kunze
- Cereus pottsii Salm-Dyck
Flowers
- In flower
- June to July (from 109 flowering iNaturalist observations worldwide)
Characteristics
- Growth habit
- Shrub
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
Photos
FlowerPhoto: kweitemier, CC BY-SA 4.0, from iNaturalist 
FlowerPhoto: Stacey Robert Greenstein, CC BY-SA 4.0, from iNaturalist 
Photo: Mike, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Cecelia Alexander, CC0, from iNaturalist 
Photo: Patrick Alexander from Las Cruces, NM, CC0, from Wikimedia Commons 
Photo: Daniel McNair, CC BY 4.0, from iNaturalist 
Photo: Patrick Alexander from Las Cruces, NM, CC0, from Wikimedia Commons 
Photo: Cecelia Alexander, CC0, from iNaturalist 
Photo: Patrick Alexander from Las Cruces, NM, CC0, from Wikimedia Commons 
Photo: Jake Nitta, CC BY 4.0, from iNaturalist 
Photo: Patrick Alexander from Las Cruces, NM, CC0, from Wikimedia Commons 
Photo: Daniel McNair, CC BY 4.0, from iNaturalist
More in Peniocereus
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.