Life Span
Perennial
Perennial
Origin
United States, California
Asia, Europe, North America
Types
Not Available
Black Ash, Blue Ash, California Ash, Carolina Ash, European Ash
Number of Varieties
Not Available
Habitat
Woodland Garden Canopy
Forest edges, Hillside, Woods
USDA Hardiness Zone
6-9
3-9
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Spreading
Oval or Rounded
Flower Color
Red, Yellow green
White
Flower Color Modifier
Bicolor
Not Available
Fruit Color
Not Available
Not Available
Leaf Color in Spring
Green, Blue Green
Dark Green
Leaf Color in Summer
Green, Blue Green
Dark Green
Leaf Color in Fall
Yellow, Orange, Pink
Dark Green
Leaf Color in Winter
Not Available
Dark Green
Leaf Shape
Irregular
Oblovate
Plant Season
Spring, Summer, Fall, Winter
All year
Sunlight
Full Sun, Partial Sun
Full Sun, Part sun
Type of Soil
Not Available
Loamy, Sandy
The pH of Soil
Not Available
Acidic
Soil Drainage
Not Available
Well drained
Bloom Time
Spring
Late Spring, Spring
Tolerances
Drought
Drought, Pollution, Soil Compaction
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Grafting, Seedlings, Stem Planting, Transplanting
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
Does not require lot of watering, Medium, Prefer drip-irrigation instead of Over-head watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Not Available
Acidic
Soil Type
Not Available
Loamy, Sandy
Soil Drainage Capacity
Not Available
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Part sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Prune in winter, Prune prior to new growth
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Bark splits, Crown gall, Epicormic Sprouting, Woodpecker feeding
Plant Tolerance
Drought
Drought
Flowers
Insignificant
Yes
Flower Petal Number
Not Available
Single
Foliage Texture
Medium
Medium
Foliage Sheen
Not Available
Glossy
Allergy
Pollen
Not Available
Aesthetic Uses
Borders
Not Used For Aesthetic Purpose
Beauty Benefits
Not Available
Not Available
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, Liver problems
Part of Plant Used
Leaves, Seeds, Wood
Leaves, Stem
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used as Ornamental plant
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees, Street Trees
Shady Tree, Showy Tree
Botanical Name
QUERCUS douglasii
Fraxinus
Common Name
Blue Oak
Ash Tree
In Hindi
Blue Oak Tree
राख पेड़
In German
Blaue Eiche
Esche
In French
Bleu Oak Tree
Frêne
In Spanish
Azul del árbol de roble
Fresno
In Greek
Μπλε Oak Tree
δέντρο Ash
In Portuguese
Carvalho azul
Freixo
In Polish
Niebieski Oak Tree
Jesion
In Latin
Blue quercum ligno
Fraxinum
Phylum
Magnoliophyta
Anthophyta
Class
Magnoliopsida
Magnoliopsida
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
Not Available
Oleeae
Subfamily
Not Available
Not Available
Number of Species
Not Available
Season and Care of Blue Oak and Ash Tree
Season and care of Blue Oak and Ash Tree is important to know. While considering everything about Blue Oak and Ash Tree Care, growing season is an essential factor. Blue Oak season is Spring, Summer, Fall and Winter and Ash Tree season is Spring, Summer, Fall and Winter. The type of soil for Blue Oak is Not Available and for Ash Tree is Loamy, Sandy while the PH of soil for Blue Oak is Not Available and for Ash Tree is Acidic.
Blue Oak and Ash Tree Physical Information
Blue Oak and Ash Tree physical information is very important for comparison. Blue Oak height is 1,520.00 cm and width 1,370.00 cm whereas Ash Tree height is 75.00 cm and width 45.00 cm. The color specification of Blue Oak and Ash Tree are as follows:
Blue Oak flower color: Red and Yellow green
Blue Oak leaf color: Green and Blue Green
Ash Tree flower color: White
- Ash Tree leaf color: Dark Green
Care of Blue Oak and Ash Tree
Care of Blue Oak and Ash Tree 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 Ash Tree pruning is done Prune in winter and Prune prior to new growth. In summer Blue Oak needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Ash Tree needs Lots of watering and in winter, it needs Average Water.