Life Span
Perennial
  
Perennial
  
Type
Cactus or Succulent
  
Cactus or Succulent
  
Origin
North America, Southwestern United States, Mexico
  
North America, Latin America and the Caribbean, Central America, South America, Brazil
  
Types
Colville's Barrel Cactus, Long-spined Barrel Cactus, Barrel Cactus
  
Not available
  
Number of Varieties
Not Available
  
Habitat
limestone outcrops, Rocky areas, Semi desert
  
shrublands
  
USDA Hardiness Zone
12-15
  
12-15
  
AHS Heat Zone
12-10
  
12-10
  
Sunset Zone
12, 13, 21, 22, 23, 24
  
12, 13, 16, 17, 21, 22, 23, 24
  
Habit
Oval or Rounded
  
Upright/Erect
  
Plant Size
  
  
Plant Color
  
  
Flower Color
Yellow, Magenta
  
White, Yellow, Red, Purple, Orange, Rose
  
Flower Color Modifier
Not Available
  
Not Available
  
Fruit Color
Pink, Red
  
Not Available
  
Leaf Color in Spring
Not Available
  
Not Available
  
Leaf Color in Summer
Not Available
  
Not Available
  
Leaf Color in Fall
Not Available
  
Not Available
  
Leaf Color in Winter
Not Available
  
Not Available
  
Shape
  
  
Leaf Shape
Not Available
  
Succulent
  
Thorns
Yes
  
Yes
  
Plant Season
Spring, Summer, Fall, Winter
  
Not Available
  
Growing Conditions
  
  
Sunlight
Full Sun, Partial Sun
  
Full Sun, Partial Sun, Partial shade
  
Growth Rate
Slow
  
Slow
  
Type of Soil
Loam, Sand
  
Loam, Sand
  
The pH of Soil
Acidic, Neutral, Alkaline
  
Acidic, Neutral, Alkaline
  
Soil Drainage
Well drained
  
Well drained
  
Bloom Time
Spring, Late Spring, Early Summer
  
Spring
  
Repeat Bloomer
No
  
No
  
Tolerances
Drought
  
Drought
  
Where to Plant?
Container, Ground, Pot
  
Ground, Pot
  
How to Plant?
Seedlings
  
Cuttings
  
Plant Maintenance
Medium
  
Medium
  
Watering Plants
  
  
Watering Requirements
Needs good drainage, Needs very little water, Water carefully
  
Keep ground moist, Keep immersed in water, Requires more often in extreme heat
  
In Summer
Lots of watering
  
Lots of watering
  
In Spring
Moderate
  
Moderate
  
In Winter
Average Water
  
Average Water
  
Soil
  
  
Soil pH
Acidic, Neutral, Alkaline
  
Acidic, Neutral, Alkaline
  
Soil Type
Loam, Sand
  
Loam, Sand
  
Soil Drainage Capacity
Well drained
  
Well drained
  
Sun Exposure
Full Sun, Partial Sun
  
Full Sun, Partial Sun, Partial shade
  
Pruning
No pruning needed
  
Prune to stimulate growth
  
Fertilizers
All-Purpose Liquid Fertilizer
  
6-12-12 or 5-10-10
  
Pests and Diseases
Red blotch
  
Mealybugs, Red spider mite, Scale insects, Slugs, Snails
  
Plant Tolerance
Drought
  
Drought
  
Flowers
Yes
  
Showy
  
Flower Petal Number
Single
  
Single
  
Fruits
  
  
Showy Fruit
No
  
No
  
Edible Fruit
No
  
No
  
Fragrance
  
  
Fragrant Flower
No
  
Not Available
  
Fragrant Fruit
No
  
Not Available
  
Fragrant Leaf
No
  
No
  
Fragrant Bark/Stem
No
  
No
  
Showy Foliage
No
  
No
  
Showy Bark
No
  
No
  
Foliage Texture
Bold
  
Bold
  
Foliage Sheen
Not Available
  
Not Available
  
Evergreen
No
  
No
  
Invasive
No
  
No
  
Self-Sowing
No
  
No
  
Attracts
Not Available
  
Hummingbirds
  
Allergy
Not Available
  
drowsiness, Nausea, Vomiting
  
Uses
  
  
Aesthetic Uses
Showy Purposes
  
Beautification, Decorating walls, Showy Purposes, Used for decorating walls, fences, gates, hedges, etc.
  
Beauty Benefits
Not Available
  
Not Available
  
Edible Uses
Insignificant
  
Yes
  
Environmental Uses
Air purification
  
Air purification
  
Plant Benefits
  
  
Medicinal Uses
Not Available
  
Aphrodisiac, Tonic
  
Part of Plant Used
Flowers
  
extracted oil
  
Other Uses
Used as Ornamental plant
  
Used as Ornamental plant, Used for its medicinal properties, Used for Landscaping
  
Used As Indoor Plant
No
  
Yes
  
Used As Outdoor Plant
Yes
  
Yes
  
Garden Design
Container, Houseplant, Rock Garden, Wall
  
Container, Houseplant, Rock Garden, Wall
  
Botanical Name
ECHINOCACTUS horizonthalonius
  
ECHINOPSIS pachanoi
  
Common Name
Devilshead, Turk's head cactus, Blue barrel cactus, Eagle's claw, Horse maimer, Horse crippler, Visnaga meloncillo
  
San Pedro
  
In Hindi
Blue barrel cactus
  
सैन पेड्रो
  
In German
Blau Faßkaktus
  
Echinopsis pachanoi
  
In French
Bleu barrel cactus
  
Echinopsis pachanoi
  
In Spanish
biznaga Azul
  
Echinopsis pachanoi
  
In Greek
Μπλε βαρέλι κάκτος
  
San Pedro κάκτος
  
In Portuguese
cacto de tambor azul
  
Wachuma
  
In Polish
Niebieski baryłkę kaktus
  
San pedro (kaktus)
  
In Latin
Blue Cactus
  
San Pedro
  
Kingdom
Plantae
  
Plantae
  
Phylum
Magnoliophyta
  
Tracheophyta
  
Class
Magnoliopsida
  
Magnoliopsida
  
Order
Caryophyllales
  
Caryophyllales
  
Family
Cactaceae
  
Cactaceae
  
Genus
Echinocactus
  
Echinopsis
  
Clade
Angiosperms, Core eudicots, Eudicots
  
Angiosperms, Core eudicots, Eudicots
  
Tribe
Cacteae
  
Trichocereeae
  
Subfamily
Cactaceae
  
Cactoideae
  
Number of Species
Not Available