Life Span
Perennial
Perennial
Type
Succulent
Cactus or Succulent
Origin
California
North America, Southwestern United States, Mexico
Types
Ulva lactuca, Ulva intestinalis
Colville's Barrel Cactus, Long-spined Barrel Cactus, Barrel Cactus
Number of Varieties
Not Available
Habitat
Coastal Regions, shores
limestone outcrops, Rocky areas, Semi desert
USDA Hardiness Zone
10-11
12-15
Sunset Zone
9, 14, 15, 16, 17, 19, 20, 21, 22, 23, 24
12, 13, 21, 22, 23, 24
Habit
Rosette/Stemless
Oval or Rounded
Flower Color
Yellow, Red
Yellow, Magenta
Flower Color Modifier
Not Available
Not Available
Fruit Color
Not Available
Pink, Red
Leaf Color in Spring
Gray Green, Yellow green, Gray
Not Available
Leaf Color in Summer
Gray Green, Yellow green, Gray
Not Available
Leaf Color in Fall
Gray Green, Yellow green, Gray
Not Available
Leaf Color in Winter
Gray Green, Yellow green, Gray
Not Available
Leaf Shape
Cone shaped to oblong
Not Available
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun
Full Sun, Partial Sun
Type of Soil
Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer
Spring, Late Spring, Early Summer
Tolerances
Drought
Drought
Where to Plant?
Container, Ground
Container, Ground, Pot
How to Plant?
Leaf Cutting, Seedlings, Stem Cutting
Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Water slowly, and allow to dry completely between soakings
Needs good drainage, Needs very little water, Water carefully
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
No pruning needed
Fertilizers
Fertilzer with low nitrogen content
All-Purpose Liquid Fertilizer
Pests and Diseases
Fungal Diseases, Root rot
Red blotch
Plant Tolerance
Drought
Drought
Flower Petal Number
Single
Single
Foliage Texture
Bold
Bold
Foliage Sheen
Matte
Not Available
Attracts
Hummingbirds, Butterflies
Not Available
Allergy
Mild Allergen
Not Available
Aesthetic Uses
Not Used For Aesthetic Purpose
Showy Purposes
Beauty Benefits
Not Available
Not Available
Edible Uses
Yes
Insignificant
Environmental Uses
Air purification
Air purification
Medicinal Uses
Bone strength, Rich in Iron, Rich in protein
Not Available
Part of Plant Used
Leaves
Flowers
Other Uses
Used in salads, Used to flavour soups
Used as Ornamental plant
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Houseplant, Mixed Border, Rock Garden, Wall
Container, Houseplant, Rock Garden, Wall
Botanical Name
DUDLEYA caespitosa
ECHINOCACTUS horizonthalonius
Common Name
Sealettuce, Sand lettuce, Coast dudleya
Devilshead, Turk's head cactus, Blue barrel cactus, Eagle's claw, Horse maimer, Horse crippler, Visnaga meloncillo
In Hindi
Sea Lettuce
Blue barrel cactus
In German
Meersalat
Blau Faßkaktus
In French
La laitue de mer
Bleu barrel cactus
In Spanish
lechuga de mar
biznaga Azul
In Greek
θάλασσα Μαρούλι
Μπλε βαρέλι κάκτος
In Portuguese
alface mar
cacto de tambor azul
In Polish
Sea sałata
Niebieski baryłkę kaktus
In Latin
Lactuca mare
Blue Cactus
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Rosales
Caryophyllales
Family
Crassulaceae
Cactaceae
Genus
Dudleya
Echinocactus
Clade
Angiosperms, Core eudicots, Eudicots
Angiosperms, Core eudicots, Eudicots
Subfamily
Sedoideae
Cactaceae
Number of Species
Not Available
Season and Care of Sea Lettuce and Blue Barrel
Season and care of Sea Lettuce and Blue Barrel is important to know. While considering everything about Sea Lettuce and Blue Barrel Care, growing season is an essential factor. Sea Lettuce season is Spring, Summer, Fall and Winter and Blue Barrel season is Spring, Summer, Fall and Winter. The type of soil for Sea Lettuce is Sand and for Blue Barrel is Loam, Sand while the PH of soil for Sea Lettuce is Acidic, Neutral and for Blue Barrel is Acidic, Neutral, Alkaline.
Sea Lettuce and Blue Barrel Physical Information
Sea Lettuce and Blue Barrel physical information is very important for comparison. Sea Lettuce height is 15.20 cm and width 30.00 cm whereas Blue Barrel height is 40.00 cm and width 13.00 cm. The color specification of Sea Lettuce and Blue Barrel are as follows:
Sea Lettuce flower color: Yellow and Red
Sea Lettuce leaf color: Gray Green, Yellow green and Gray
Blue Barrel flower color: Yellow and Magenta
- Blue Barrel leaf color: Not Available
Care of Sea Lettuce and Blue Barrel
Care of Sea Lettuce and Blue Barrel include pruning, fertilizers, watering etc. Sea Lettuce pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Blue Barrel pruning is done No pruning needed. In summer Sea Lettuce needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Blue Barrel needs Lots of watering and in winter, it needs Average Water.