Life Span
Perennial
Annual and Perennial
Origin
United States, California
South Africa
Types
-
Cephalanthus occidentalis
Habitat
Woodland Garden Canopy
Boggy areas, Dappled Shade, Shady Edge, Sunny Edge, Woodland Garden Canopy
USDA Hardiness Zone
6-9
9-11
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Spreading
Upright/Erect
Flower Color
Red, Yellow green
Light Yellow, Ivory
Flower Color Modifier
Bicolor
-
Leaf Color in Spring
Green, Blue Green
Green
Leaf Color in Summer
Green, Blue Green
Green
Leaf Color in Fall
Yellow, Orange, Pink
Green
Leaf Color in Winter
-
Green
Leaf Shape
Irregular
Egg-shaped
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Type of Soil
-
Loam, Sand
The pH of Soil
-
Acidic, Neutral
Bloom Time
Spring
Early Spring, Spring, Late Spring, Winter, Late Winter
Tolerances
Drought
Wet Site
Where to Plant?
Ground
Ground, Pot
How to Plant?
Seedlings
Seedlings, Stem Cutting
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
Requires 4 to 8 inches of water above the soil line
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
-
Acidic, Neutral
Soil Drainage Capacity
-
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Prune in early summer, Remove damaged leaves, Remove dead branches, Remove dead leaves, Trim each shoot back to the first set of leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Wet Site
Flowers
Insignificant
Yes
Foliage Texture
Medium
Fine
Attracts
Birds
Butterflies
Aesthetic Uses
Borders
Showy Purposes
Environmental Uses
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Air purification
Medicinal Uses
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Astringent, Diaphoretic, Diuretic, Emetic, Febrifuge, Laxative, Odontalgic, Ophthalmic, Tonic
Part of Plant Used
Leaves, Seeds, Wood
Bark, Fruits, Inner Bark, Root, Wood
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used for woodware
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees, Street Trees
Bog Garden, Cutflower, Dried Flower, Everlasting, Feature Plant, Mixed Border, Tropical
Botanical Name
QUERCUS douglasii
BERZELIA lanuginosa
Common Name
Blue Oak
Buttonbush
In Hindi
Blue Oak Tree
Buttonbush shrub
In German
Blaue Eiche
Button Strauch
In French
Bleu Oak Tree
buttonbush arbuste
In Spanish
Azul del árbol de roble
arbusto buttonbush
In Greek
Μπλε Oak Tree
Buttonbush θάμνος
In Portuguese
Carvalho azul
arbusto Buttonbush
In Polish
Niebieski Oak Tree
Buttonbush krzew
In Latin
Blue quercum ligno
Frutex Buttonbush
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Fagaceae
Bruniaceae
Genus
Quercus
Cephalanthus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Season and Care of Blue Oak and Buttonbush
Season and care of Blue Oak and Buttonbush is important to know. While considering everything about Blue Oak and Buttonbush Care, growing season is an essential factor. Blue Oak season is Spring, Summer, Fall and Winter and Buttonbush season is Spring, Summer, Fall and Winter. The type of soil for Blue Oak is and for Buttonbush is Loam, Sand while the PH of soil for Blue Oak is and for Buttonbush is Acidic, Neutral.
Blue Oak and Buttonbush Physical Information
Blue Oak and Buttonbush physical information is very important for comparison. Blue Oak height is 1,520.00 cm and width 1,370.00 cm whereas Buttonbush height is 365.76 cm and width 182.88 cm. The color specification of Blue Oak and Buttonbush are as follows:
Blue Oak flower color: Red and Yellow green
Blue Oak leaf color: Green and Blue Green
Buttonbush flower color: Light Yellow and Ivory
- Buttonbush leaf color: Green
Care of Blue Oak and Buttonbush
Care of Blue Oak and Buttonbush 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 Buttonbush pruning is done Prune in early summer, Remove damaged leaves, Remove dead branches, Remove dead leaves and Trim each shoot back to the first set of leaves. In summer Blue Oak needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Buttonbush needs Lots of watering and in winter, it needs Average Water.