Pachycereus schottii (Engelm.) D.R. Hunt
Cactaceae (Cactus Family)
Synonym(s): Cereus schottii, Lophocereus schottii
USDA Symbol: PASC14
The Senita Cactus is a member of the family Cactaceae, which consists of succulent, spiny plants of dry areas including herbs, shrubs, a few small trees, epiphytes, and vines. Cactus family plants may be herbaceous or woody, with enlarged, cylindrical or flattened stems, often jointed, and with many clustered spines and hairs spreading from a center. There are about 1800 species in tropical and warm temperate America, especially dry regions.
From the Image Gallery
Plant CharacteristicsDuration: Perennial
Fruit Type: Berry
Size Notes: Columnar 3-15 feet long, branching from base, erect or straggling. Stems are about 2 1/2 inches thick.
Flower: Flowers 1.5 inches across 1-1 1/2 inches long.
Bloom InformationBloom Color: Red , Green
Bloom Time: Apr , May , Jun , Jul , Aug
Bloom Notes: Nocturnal blooms from a terminal pseudophalium.
Native Distribution: Found in U.S. only at Organ Pipe Cactus National Monument in southern Arizona. Also Mexico (Sonora, Baja).
Native Habitat: Hills, plains, slopes in well-drained areas.
Growing ConditionsWater Use: Low
Light Requirement: Part Shade
Soil Moisture: Dry
Conditions Comments: Minimum temperature 50F.
BibliographyBibref 1140 - Cacti (1991) Clive Innes and Charles Glass
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Additional resourcesUSDA: Find Pachycereus schottii in USDA Plants
FNA: Find Pachycereus schottii in the Flora of North America (if available)
Google: Search Google for Pachycereus schottii
MetadataRecord Modified: 2014-07-16
Research By: TWC Staff