Life Span
Perennial
Annual
Type
Cactus or Succulent
Perennial
Origin
North America, Southwestern United States, Mexico
New Zealand
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
All sorts of environments
USDA Hardiness Zone
12-15
7-9
Sunset Zone
12, 13, 21, 22, 23, 24
2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Mat-forming
Flower Color
Yellow, Magenta
Yellow
Flower Color Modifier
Not Available
Bicolor
Fruit Color
Pink, Red
Non Fruiting Plant
Leaf Color in Spring
Not Available
Green, Gray Green, Silver
Leaf Color in Summer
Not Available
Gray Green, Silver
Leaf Color in Fall
Not Available
Gray Green, Silver
Leaf Color in Winter
Not Available
Light Green
Leaf Shape
Not Available
Tiny
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
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
Summer
Tolerances
Drought
Drought
Where to Plant?
Container, Ground, Pot
Container, Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
High
Watering Requirements
Needs good drainage, Needs very little water, Water carefully
Average Water Needs
In Summer
Lots of watering
Drought Tolerant, Average Water
In Spring
Moderate
Alternate Days
In Winter
Average Water
Moderate
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
Requires very little pruning
Fertilizers
All-Purpose Liquid Fertilizer
Not Available
Pests and Diseases
Red blotch
Aphids, Spider mites
Plant Tolerance
Drought
Drought
Flowers
Yes
Insignificant
Flower Petal Number
Single
Single
Foliage Texture
Bold
Fine
Foliage Sheen
Not Available
Matte
Attracts
Not Available
Birds, Butterflies, Hummingbirds
Allergy
Not Available
no allergic reactions
Aesthetic Uses
Showy Purposes
Bog Garden, Borders
Beauty Benefits
Not Available
No Beauty Benefits
Edible Uses
Insignificant
No
Environmental Uses
Air purification
Not Available
Medicinal Uses
Not Available
Not Available
Part of Plant Used
Flowers
Whole plant
Other Uses
Used as Ornamental plant
Showy Purposes
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Houseplant, Rock Garden, Wall
Alpine, Container, Rock Garden / Wall
Botanical Name
ECHINOCACTUS horizonthalonius
Raoulia glabra
Common Name
Devilshead, Turk's head cactus, Blue barrel cactus, Eagle's claw, Horse maimer, Horse crippler, Visnaga meloncillo
Raoulia
In Hindi
Blue barrel cactus
Raoulia
In German
Blau Faßkaktus
Raoulia
In French
Bleu barrel cactus
Raoulia
In Spanish
biznaga Azul
Raoulia
In Greek
Μπλε βαρέλι κάκτος
Raoulia
In Portuguese
cacto de tambor azul
raoulia
In Polish
Niebieski baryłkę kaktus
Raoulia
In Latin
Blue Cactus
Raoulia
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Caryophyllales
Asterales
Family
Cactaceae
Asteraceae
Genus
Echinocactus
Raoulia
Clade
Angiosperms, Core eudicots, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
Cacteae
Gnaphalieae
Subfamily
Cactaceae
Not Available
Number of Species
Not Available
Season and Care of Blue Barrel and Raoulia
Season and care of Blue Barrel and Raoulia is important to know. While considering everything about Blue Barrel and Raoulia Care, growing season is an essential factor. Blue Barrel season is Spring, Summer, Fall and Winter and Raoulia season is Spring, Summer, Fall and Winter. The type of soil for Blue Barrel is Loam, Sand and for Raoulia is Loam, Sand while the PH of soil for Blue Barrel is Acidic, Neutral, Alkaline and for Raoulia is Acidic, Neutral, Alkaline.
Blue Barrel and Raoulia Physical Information
Blue Barrel and Raoulia physical information is very important for comparison. Blue Barrel height is 40.00 cm and width 13.00 cm whereas Raoulia height is 2.50 cm and width 25.40 cm. The color specification of Blue Barrel and Raoulia are as follows:
Blue Barrel flower color: Yellow and Magenta
Blue Barrel leaf color: Not Available
Raoulia flower color: Yellow
- Raoulia leaf color: Green, Gray Green and Silver
Care of Blue Barrel and Raoulia
Care of Blue Barrel and Raoulia include pruning, fertilizers, watering etc. Blue Barrel pruning is done No pruning needed and Raoulia pruning is done Requires very little pruning. In summer Blue Barrel needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Raoulia needs Drought Tolerant, Average Water and in winter, it needs Moderate.