Life Span
Perennial
Perennial
Origin
Western United States, Mexico
Central Asia, India, Nepal
Types
Dudleya brittonii
Dudleya pulverulenta
Dudleya farinosa
Dudleya caespitosa
Dudleya virens
White oak, Bluff oak, Muller oak
Habitat
Barren waste areas, Semi arid regions, Semi desert
Clay soil areas, Dry areas, Sandy areas
USDA Hardiness Zone
-9999
6-9
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
H1, 7, 8, 9, 14, 15, 16, 17, 20, 21, 22, 23, 24
Habit
Rosette/Stemless
Oval or Rounded
Flower Color
White, Yellow, Red, Pink
Red, Yellow green
Flower Color Modifier
-
Bicolor
Fruit Color
-
Sandy Brown, Sienna
Leaf Color in Spring
Green, Gray
Green, Light Green, Gray
Leaf Color in Summer
Green, Gray
Green, Gray
Leaf Color in Fall
Green, Gray
Green, Dark Green, Gray
Leaf Color in Winter
Green, Gray
Dark Green, Gray
Leaf Shape
Acuminate
broad, flat
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Medium
Medium
The pH of Soil
Neutral
Acidic
Soil Drainage
Well drained
Average
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Cuttings, Stem Cutting
Seedlings, Transplanting
Plant Maintenance
Medium
Medium
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 Drainage Capacity
Well drained
Average
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
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
Flower Petal Number
Single
-
Foliage Texture
Bold
Medium
Foliage Sheen
Matte
Glossy
Attracts
Hummingbirds, Butterflies
Birds
Aesthetic Uses
-
Showy Purposes
Environmental Uses
Air purification
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Medicinal Uses
-
Chronic fatigue, Cramps, Diarrhea, Dysentry, gallstones, Haemorrhages, Menstrual Cramps
Part of Plant Used
Leaves
Leaves, Seeds, Wood
Other Uses
-
Used as firewood, used for making charcoal
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Houseplant, Mixed Border, Rock Garden, Wall
Feature Plant, Shade Trees
Botanical Name
DUDLEYA
QUERCUS leucotrichophora
Common Name
Chalk Lettuce
Chalk dudleya
Banj Oak, Blackjack Oak, Himalayan Oak
In Hindi
Dudleya
Blackjack Oak Tree
In German
Dudleya
Blackjack Oak Tree
In French
Dudleya
Blackjack Oak Tree
In Spanish
dudleya
Blackjack Oak Tree
In Greek
Dudleya
Blackjack Oak Tree
In Portuguese
Dudleya
Blackjack Carvalho
In Polish
Dudleya
Blackjack Oak Tree
In Latin
Dudley
Blackjack quercum ligno
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Saxifragales
Fagales
Family
Crassulaceae
Fagaceae
Clade
Angiosperms, Core eudicots, Eudicots
Angiosperms, Eudicots, Rosids
Season and Care of Dudleya and Blackjack Oak
Season and care of Dudleya and Blackjack Oak is important to know. While considering everything about Dudleya and Blackjack Oak Care, growing season is an essential factor. Dudleya season is Spring, Summer, Fall and Winter and Blackjack Oak season is Spring, Summer, Fall and Winter. The type of soil for Dudleya is Sand and for Blackjack Oak is Loam while the PH of soil for Dudleya is Neutral and for Blackjack Oak is Acidic.
Dudleya and Blackjack Oak Physical Information
Dudleya and Blackjack Oak physical information is very important for comparison. Dudleya height is 7.60 cm and width 7.60 cm whereas Blackjack Oak height is 2,286.00 cm and width 1,219.20 cm. The color specification of Dudleya and Blackjack Oak are as follows:
Dudleya flower color: White, Yellow, Red and Pink
Dudleya leaf color: Green and Gray
Blackjack Oak flower color: Red and Yellow green
- Blackjack Oak leaf color: Green, Light Green and Gray
Care of Dudleya and Blackjack Oak
Care of Dudleya and Blackjack Oak include pruning, fertilizers, watering etc. Dudleya pruning is done Remove damaged leaves, Remove dead branches, Remove dead leaves and Remove dead or diseased plant parts and Blackjack Oak pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Dudleya needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Blackjack Oak needs Lots of watering and in winter, it needs Average Water.