Life Span
Perennial
Perennial
Type
Tree
Flowering Plants, Shrubs
Origin
United States, California
Central Asia, China, Northern America, The Hiamalayas
Types
-
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Habitat
Woodland Garden Canopy
Forest edges, Hillside, Woods
USDA Hardiness Zone
6-9
3-8
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Spreading
Arching/Fountain-shaped
Flower Color
Red, Yellow green
Blue, Dark Purple, Light Purple, Red, White
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Green, Blue Green
Dark Green
Leaf Color in Summer
Green, Blue Green
Light Green
Leaf Color in Fall
Yellow, Orange, Pink
Several shades of Green
Leaf Color in Winter
-
Light Green
Leaf Shape
Irregular
Oblovate
Plant Season
Spring, Summer, Fall, Winter
Early Spring, Late Autumn
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Bloom Time
Spring
Summer, Late Summer, Early Fall
Repeat Bloomer
No
Insignificant
Tolerances
Drought
Drought
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings
Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
-
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil Drainage Capacity
-
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
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
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Drought
Flowers
Insignificant
Yes
Flower Petal Number
-
Single
Showy Foliage
Yes
Insignificant
Foliage Texture
Medium
Medium
Attracts
Birds
Butterflies
Allergy
Pollen
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
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
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Leaves, Seeds, Wood
Flowers, Root
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
-
Used As Indoor Plant
No
-
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees, Street Trees
Mixed Border, Wildflower
Botanical Name
QUERCUS douglasii
GEUM rivale
Common Name
Blue Oak
Chocolate-root, Indian Chocolate, Water Avens
In Hindi
Blue Oak Tree
Hydrangea
In German
Blaue Eiche
Hortensie
In French
Bleu Oak Tree
Hortensia
In Spanish
Azul del árbol de roble
Hortensia
In Greek
Μπλε Oak Tree
υδραγεία
In Portuguese
Carvalho azul
Hortênsia
In Polish
Niebieski Oak Tree
Hortensja
In Latin
Blue quercum ligno
Hibiscus
Clade
Angiosperms, Eudicots, Rosids
-
Season and Care of Blue Oak and Chocolate-root
Season and care of Blue Oak and Chocolate-root is important to know. While considering everything about Blue Oak and Chocolate-root Care, growing season is an essential factor. Blue Oak season is Spring, Summer, Fall and Winter and Chocolate-root season is Spring, Summer, Fall and Winter. The type of soil for Blue Oak is and for Chocolate-root is Light while the PH of soil for Blue Oak is and for Chocolate-root is Acidic.
Blue Oak and Chocolate-root Physical Information
Blue Oak and Chocolate-root physical information is very important for comparison. Blue Oak height is 1,520.00 cm and width 1,370.00 cm whereas Chocolate-root height is 6.56 cm and width 10.50 cm. The color specification of Blue Oak and Chocolate-root are as follows:
Blue Oak flower color: Red and Yellow green
Blue Oak leaf color: Green and Blue Green
Chocolate-root flower color: Blue, Dark Purple, Light Purple, Red and White
- Chocolate-root leaf color: Dark Green
Care of Blue Oak and Chocolate-root
Care of Blue Oak and Chocolate-root 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 Chocolate-root 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 Chocolate-root needs Lots of watering and in winter, it needs Average Water.