Life Span
Perennial
Perennial
Type
Perennial
Succulent
Origin
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Canada
California
Types
-
Ulva lactuca, Ulva intestinalis
Number of Varieties
23
0
40000
👆🏻
Habitat
gardens, Hardwood forests
Coastal Regions, shores
USDA Hardiness Zone
5-710-11
0
99
👆🏻
AHS Heat Zone
7-5
12-1
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10
9, 14, 15, 16, 17, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Rosette/Stemless
Plant Size
Minimum Height
15.20 cm15.20 cm
0
3900
👆🏻
Minimum Width
12.70 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White
Yellow, Red
Flower Color Modifier
Bicolor
-
Fruit Color
Light Green
-
Leaf Color in Spring
Green, Blue Green
Gray Green, Yellow green, Gray
Leaf Color in Summer
Green, Gray Green
Gray Green, Yellow green, Gray
Leaf Color in Fall
Green, Gray Green
Gray Green, Yellow green, Gray
Leaf Color in Winter
Light Green
Gray Green, Yellow green, Gray
Shape
Leaf Shape
Butterfly shaped
Cone shaped to oblong
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Partial shade, Full Shade
Full Sun
Growth Rate
Slow
Medium
Type of Soil
Clay, Loam
Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Late Spring, Early Summer
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground, Pot
Container, Ground
How to Plant?
Divison, Seedlings, Stem Planting
Leaf Cutting, Seedlings, Stem Cutting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Medium
Water slowly, and allow to dry completely between soakings
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam
Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Partial shade, Full Shade
Full Sun
Pruning
Remove deadheads, Requires very little pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
No fertilizers needed
Fertilzer with low nitrogen content
Pests and Diseases
Pests and diseases free, Red blotch
Fungal Diseases, Root rot
Plant Tolerance
Drought
Drought
Flowers
✔
✘
✔
✘
Flower Petal Number
Single
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Coarse
Bold
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Butterflies
Hummingbirds, Butterflies
Allergy
-
Mild Allergen
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Cancer, Diuretic
Bone strength, Rich in Iron, Rich in protein
Part of Plant Used
Flowers, Root
Leaves
Other Uses
-
Used in salads, Used to flavour soups
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Groundcover
Container, Houseplant, Mixed Border, Rock Garden, Wall
Botanical Name
JEFFERSONIA diphylla
DUDLEYA caespitosa
Common Name
-
Sealettuce, Sand lettuce, Coast dudleya
In Hindi
Twinleaf
Sea Lettuce
In German
Twinleaf
Meersalat
In French
Twinleaf
La laitue de mer
In Spanish
Twinleaf
lechuga de mar
In Greek
Twinleaf
θάλασσα Μαρούλι
In Portuguese
Twinleaf
alface mar
In Polish
Twinleaf
Sea sałata
In Latin
Twinleaf
Lactuca mare
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Ranunculales
Rosales
Family
Berberidaceae
Crassulaceae
Genus
Jeffersonia
Dudleya
Clade
Angiosperms, Eudicots
Angiosperms, Core eudicots, Eudicots
Tribe
-
Sedeae
Subfamily
-
Sedoideae
Number of Species
250
1
27800
👆🏻