Life Span
Perennial
Perennial
Type
Succulent
Tree
Origin
Western United States, Mexico
United States, California
Types
Dudleya brittonii
Dudleya pulverulenta
Dudleya farinosa
Dudleya caespitosa
Dudleya virens
-
Number of Varieties
308
0
40000
👆🏻
Habitat
Barren waste areas, Semi arid regions, Semi desert
Woodland Garden Canopy
USDA Hardiness Zone
-99996-9
0
99
👆🏻
AHS Heat Zone
12-1
9-1
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Rosette/Stemless
Spreading
Plant Size
Minimum Height
7.60 cm1,520.00 cm
0
3900
👆🏻
Minimum Width
7.60 cm1,370.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Yellow, Red, Pink
Red, Yellow green
Flower Color Modifier
-
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green, Gray
Green, Blue Green
Leaf Color in Summer
Green, Gray
Green, Blue Green
Leaf Color in Fall
Green, Gray
Yellow, Orange, Pink
Leaf Color in Winter
Green, Gray
-
Shape
Leaf Shape
Acuminate
Irregular
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Medium
Slow
Type of Soil
Sand
-
The pH of Soil
Neutral
-
Soil Drainage
Well drained
-
Bloom Time
Summer
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Cuttings, Stem Cutting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Allow soil to be completely dry in between waterings, Needs less watering
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral
-
Soil Type
Sand
-
Soil Drainage Capacity
Well drained
-
Sun Exposure
Full Sun
Full Sun, Partial 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, Remove dead or diseased plant parts
Fertilizers
No fertilizers needed
All-Purpose Liquid Fertilizer
Pests and Diseases
Cochineal insect, Mealybugs, Nematodes, Red blotch, Rodent, Scale insects
Red blotch
Plant Tolerance
Drought, Dry Conditions, Dry soil, Full Sun, Shade areas
Drought
Flowers
Showy
Insignificant
Flower Petal Number
Single
-
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Bold
Medium
Foliage Sheen
Matte
-
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds, Butterflies
Birds
Allergy
-
Pollen
Uses
Aesthetic Uses
-
Borders
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Plant Benefits
Medicinal Uses
-
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Part of Plant Used
Leaves
Leaves, Seeds, Wood
Other Uses
-
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Houseplant, Mixed Border, Rock Garden, Wall
Feature Plant, Shade Trees, Street Trees
Botanical Name
DUDLEYA
QUERCUS douglasii
Common Name
Chalk Lettuce
Chalk dudleya
Blue Oak
In Hindi
Dudleya
Blue Oak Tree
In German
Dudleya
Blaue Eiche
In French
Dudleya
Bleu Oak Tree
In Spanish
dudleya
Azul del árbol de roble
In Greek
Dudleya
Μπλε Oak Tree
In Portuguese
Dudleya
Carvalho azul
In Polish
Dudleya
Niebieski Oak Tree
In Latin
Dudley
Blue quercum ligno
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Saxifragales
Fagales
Family
Crassulaceae
Fagaceae
Genus
Dudleya
Quercus
Clade
Angiosperms, Core eudicots, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
4520
1
27800
👆🏻