Life Span
Perennial
Perennial
Type
Succulent
Tree
Origin
California
Southeastern United States, Mexico, Caribbean, Central America
Types
Ulva lactuca, Ulva intestinalis
Guaiacum officinale
Number of Varieties
33
0
40000
👆🏻
Habitat
Coastal Regions, shores
Coastal Regions, Dry and Young forest Heaths, Thickets, Woodlands
USDA Hardiness Zone
10-1110-15
0
99
👆🏻
AHS Heat Zone
12-1
12-10
Sunset Zone
9, 14, 15, 16, 17, 19, 20, 21, 22, 23, 24
H1, H2
Habit
Rosette/Stemless
Oval or Rounded
Plant Size
Minimum Height
15.20 cm300.00 cm
0
3900
👆🏻
Minimum Width
30.00 cm370.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Red
Purple, Violet, Blue Violet
Flower Color Modifier
-
Bicolor
Fruit Color
-
Yellow, Red
Leaf Color in Spring
Gray Green, Yellow green, Gray
Green, Olive
Leaf Color in Summer
Gray Green, Yellow green, Gray
Green, Dark Green
Leaf Color in Fall
Gray Green, Yellow green, Gray
Green, Olive
Leaf Color in Winter
Gray Green, Yellow green, Gray
Olive
Shape
Leaf Shape
Cone shaped to oblong
Egg-shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Medium
Very Slow
Type of Soil
Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer
Early Spring, Spring, Late Winter, Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought, Salt
Where to Plant?
Container, Ground
Ground
How to Plant?
Leaf Cutting, Seedlings, Stem Cutting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Water slowly, and allow to dry completely between soakings
Requires watering in the growing season
In Summer
Lots of watering
Consistently
In Spring
Moderate
Average Water
In Winter
Average Water
Moderate
Soil
Soil pH
Acidic, Neutral
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
Prune to stimulate growth
Fertilizers
Fertilzer with low nitrogen content
Fertilize three times a year
Pests and Diseases
Fungal Diseases, Root rot
fungus, Mealybugs, Scale, Spider mites
Plant Tolerance
Drought
Drought, Salt
Flowers
Showy
Showy
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
Bold
Fine
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds, Butterflies
Birds, Butterflies
Allergy
Mild Allergen
Skin irritation
Uses
Aesthetic Uses
-
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Bone strength, Rich in Iron, Rich in protein
-
Part of Plant Used
Leaves
Bark, Sap
Other Uses
Used in salads, Used to flavour soups
used for making roof trusses, poles, joists, piles, Used in construction, Used in Furniture
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Houseplant, Mixed Border, Rock Garden, Wall
Container, Feature Plant, Foundation, Mixed Border, Rock Garden / Wall, Tropical
Botanical Name
DUDLEYA caespitosa
GUAIACUM sanctum
Common Name
Sealettuce, Sand lettuce, Coast dudleya
Holy-wood, Lignum Vitae
In Hindi
Sea Lettuce
Lignum Vitae
In German
Meersalat
Lignum Vitae
In French
La laitue de mer
Lignum Vitae
In Spanish
lechuga de mar
Palo santo
In Greek
θάλασσα Μαρούλι
Lignum Vitae
In Portuguese
alface mar
pau-santo
In Polish
Sea sałata
Lignum Vitae
In Latin
Lactuca mare
lignum Vitae
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Rosales
Sapindales
Family
Crassulaceae
Zygophyllaceae
Genus
Dudleya
Guaiacum
Clade
Angiosperms, Core eudicots, Eudicots
-
Tribe
Sedeae
-
Subfamily
Sedoideae
-
Number of Species
503
1
27800
👆🏻