Life Span
Perennial
Perennial
Type
Tree
Grass
Origin
United States, California
Europe, Asia
Types
-
Blue Oat grass
Number of Varieties
8-
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Cropland, gardens, Grassland, Roadsides
USDA Hardiness Zone
6-94-9
0
99
👆🏻
AHS Heat Zone
9-1
-
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 15, 16, 17, 23, 24
Habit
Spreading
Clump-Forming
Plant Size
Minimum Height
1,520.00 cm20.50 cm
0
3900
👆🏻
Minimum Width
1,370.00 cm30.50 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
Brown
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown
Leaf Color in Spring
Green, Blue Green
Gray Green
Leaf Color in Summer
Green, Blue Green
Light Green
Leaf Color in Fall
Yellow, Orange, Pink
Dark Green
Leaf Color in Winter
-
Tan, Brown
Shape
Leaf Shape
Irregular
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
-
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Slow
Medium
Type of Soil
-
Loam
The pH of Soil
-
Acidic, Neutral
Soil Drainage
-
Average
Bloom Time
Spring
Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Does not require lot of watering, Water occasionally
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
-
Acidic, Neutral
Soil Type
-
Loam
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
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
-
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
Medium
-
Foliage Sheen
-
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
-
Allergy
Pollen
Asthma, Itchy eyes
Uses
Aesthetic Uses
Borders
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Air purification
Plant Benefits
Medicinal Uses
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Arthritis, Headache, Stomach pain
Part of Plant Used
Leaves, Seeds, Wood
Whole plant
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used as a nutritious food item
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
Bedding Plant, Feature Plant, Groundcover
Botanical Name
QUERCUS douglasii
ARRHENATHERUM
Common Name
Blue Oak
Oatgrass
In Hindi
Blue Oak Tree
जई घास
In German
Blaue Eiche
Ährengras
In French
Bleu Oak Tree
Folle avoine
In Spanish
Azul del árbol de roble
oat Grass
In Greek
Μπλε Oak Tree
βρώμη Grass
In Portuguese
Carvalho azul
aveia-
In Polish
Niebieski Oak Tree
Owies trawa
In Latin
Blue quercum ligno
oat Grass
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
-
Class
Magnoliopsida
Liliopsida
Order
Fagales
Poales
Family
Fagaceae
Poaceae
Genus
Quercus
Danthonia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Tribe
-
Aveneae
Subfamily
-
Danthonioideae
Number of Species
20450
1
27800
👆🏻