Life Span
Perennial
  
Perennial
  
Type
Tree
  
Succulent
  
Origin
United States, California
  
California
  
Types
Not Available
  
Ulva lactuca, Ulva intestinalis
  
Habitat
Woodland Garden Canopy
  
Coastal Regions, shores
  
USDA Hardiness Zone
6-9
  
10-11
  
AHS Heat Zone
9-1
  
12-1
  
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
  
9, 14, 15, 16, 17, 19, 20, 21, 22, 23, 24
  
Habit
Spreading
  
Rosette/Stemless
  
Plant Size
  
  
Minimum Height
1,520.00 cm
  
28
Minimum Width
1,370.00 cm
  
12
Plant Color
  
  
Flower Color
Red, Yellow green
  
Yellow, Red
  
Flower Color Modifier
Bicolor
  
Not Available
  
Fruit Color
Not Available
  
Not Available
  
Leaf Color in Spring
Green, Blue Green
  
Gray Green, Yellow green, Gray
  
Leaf Color in Summer
Green, Blue Green
  
Gray Green, Yellow green, Gray
  
Leaf Color in Fall
Yellow, Orange, Pink
  
Gray Green, Yellow green, Gray
  
Leaf Color in Winter
Not Available
  
Gray Green, Yellow green, Gray
  
Shape
  
  
Leaf Shape
Irregular
  
Cone shaped to oblong
  
Thorns
No
  
No
  
Plant Season
Spring, Summer, Fall, Winter
  
Spring, Summer, Fall, Winter
  
Growing Conditions
  
  
Sunlight
Full Sun, Partial Sun
  
Full Sun
  
Growth Rate
Slow
  
Medium
  
Type of Soil
Not Available
  
Sand
  
The pH of Soil
Not Available
  
Acidic, Neutral
  
Soil Drainage
Not Available
  
Well drained
  
Bloom Time
Spring
  
Late Spring, Early Summer
  
Repeat Bloomer
No
  
No
  
Tolerances
Drought
  
Drought
  
Where to Plant?
Ground
  
Container, Ground
  
How to Plant?
Seedlings
  
Leaf Cutting, Seedlings, Stem Cutting
  
Plant Maintenance
Medium
  
Medium
  
Watering Plants
  
  
Watering Requirements
Average Water Needs
  
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
Not Available
  
Acidic, Neutral
  
Soil Type
Not Available
  
Sand
  
Soil Drainage Capacity
Not Available
  
Well drained
  
Sun Exposure
Full Sun, Partial Sun
  
Full Sun
  
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
  
Remove damaged leaves, Remove dead branches, Remove dead leaves
  
Fertilizers
All-Purpose Liquid Fertilizer
  
Fertilzer with low nitrogen content
  
Pests and Diseases
Red blotch
  
Fungal Diseases, Root rot
  
Plant Tolerance
Drought
  
Drought
  
Flowers
Insignificant
  
Showy
  
Flower Petal Number
Not Available
  
Single
  
Fruits
  
  
Showy Fruit
Yes
  
No
  
Edible Fruit
No
  
No
  
Fragrance
  
  
Fragrant Flower
No
  
No
  
Fragrant Fruit
No
  
No
  
Fragrant Leaf
No
  
No
  
Fragrant Bark/Stem
No
  
No
  
Showy Foliage
Yes
  
Yes
  
Showy Bark
Yes
  
No
  
Foliage Texture
Medium
  
Bold
  
Foliage Sheen
Not Available
  
Matte
  
Evergreen
No
  
No
  
Invasive
No
  
No
  
Self-Sowing
Yes
  
Yes
  
Attracts
Birds
  
Hummingbirds, Butterflies
  
Allergy
Pollen
  
Mild Allergen
  
Uses
  
  
Aesthetic Uses
Borders
  
Not Used For Aesthetic Purpose
  
Beauty Benefits
Not Available
  
Not Available
  
Edible Uses
Yes
  
Yes
  
Environmental Uses
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
  
Air purification
  
Plant Benefits
  
  
Medicinal Uses
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
  
Bone strength, Rich in Iron, Rich in protein
  
Part of Plant Used
Leaves, Seeds, Wood
  
Leaves
  
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
  
Used in salads, Used to flavour soups
  
Used As Indoor Plant
No
  
No
  
Used As Outdoor Plant
Yes
  
Yes
  
Garden Design
Feature Plant, Shade Trees, Street Trees
  
Container, Houseplant, Mixed Border, Rock Garden, Wall
  
Botanical Name
QUERCUS douglasii
  
DUDLEYA caespitosa
  
Common Name
Blue Oak
  
Sealettuce, Sand lettuce, Coast dudleya
  
In Hindi
Blue Oak Tree
  
Sea Lettuce
  
In German
Blaue Eiche
  
Meersalat
  
In French
Bleu Oak Tree
  
La laitue de mer
  
In Spanish
Azul del árbol de roble
  
lechuga de mar
  
In Greek
Μπλε Oak Tree
  
θάλασσα Μαρούλι
  
In Portuguese
Carvalho azul
  
alface mar
  
In Polish
Niebieski Oak Tree
  
Sea sałata
  
In Latin
Blue quercum ligno
  
Lactuca mare
  
Kingdom
Plantae
  
Plantae
  
Phylum
Magnoliophyta
  
Magnoliophyta
  
Class
Magnoliopsida
  
Magnoliopsida
  
Order
Fagales
  
Rosales
  
Family
Fagaceae
  
Crassulaceae
  
Genus
Quercus
  
Dudleya
  
Clade
Angiosperms, Eudicots, Rosids
  
Angiosperms, Core eudicots, Eudicots
  
Tribe
Not Available
  
Sedeae
  
Subfamily
Not Available
  
Sedoideae
  
Number of Species
Not Available
  
Not Available
  
Season and Care of Blue Oak and Sea Lettuce
Season and care of Blue Oak and Sea Lettuce is important to know. While considering everything about Blue Oak and Sea Lettuce Care, growing season is an essential factor. Blue Oak season is Spring, Summer, Fall and Winter and Sea Lettuce season is Spring, Summer, Fall and Winter. The type of soil for Blue Oak is Not Available and for Sea Lettuce is Sand while the PH of soil for Blue Oak is Not Available and for Sea Lettuce is Acidic, Neutral.
Blue Oak and Sea Lettuce Physical Information
Blue Oak and Sea Lettuce physical information is very important for comparison. Blue Oak height is 1,520.00 cm and width 1,370.00 cm whereas Sea Lettuce height is 15.20 cm and width 30.00 cm. The color specification of Blue Oak and Sea Lettuce are as follows:
Blue Oak flower color: Red and Yellow green
Blue Oak leaf color: Green and Blue Green
Sea Lettuce flower color: Yellow and Red
- Sea Lettuce leaf color: Gray Green, Yellow green and Gray
Care of Blue Oak and Sea Lettuce
Care of Blue Oak and Sea Lettuce include pruning, fertilizers, watering etc. Blue Oak pruning is done Remove damaged leaves, Remove dead branches, Remove dead leaves and Remove dead or diseased plant parts and Sea Lettuce pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Blue Oak needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Sea Lettuce needs Lots of watering and in winter, it needs Average Water.