Life Span
Perennial
Perennial
Type
Grass
Tree
Origin
Europe, Asia
Asia
Types
Blue Oat grass
Pterocarya fraxinifolia, Pterocarya stenoptera
Number of Varieties
-3
0
40000
👆🏻
Habitat
Cropland, gardens, Grassland, Roadsides
Boggy areas, Mixed deciduous forest
USDA Hardiness Zone
4-96-9
0
99
👆🏻
AHS Heat Zone
-
9-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 15, 16, 17, 23, 24
4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Oval or Rounded
Plant Size
Minimum Height
20.50 cm1,520.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Brown
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
Green, Brown
Leaf Color in Spring
Gray Green
Green
Leaf Color in Summer
Light Green
Green
Leaf Color in Fall
Dark Green
Green, Yellow green
Leaf Color in Winter
Tan, Brown
-
Shape
Leaf Shape
Grass like
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Medium
Fast
Type of Soil
Loam
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Early Summer
Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought, Soil Compaction
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Divison, Stem Cutting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Does not require lot of watering, Water occasionally
Needs less watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Loam
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove all suckers, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, Nitrogen, Phosphorous
Pests and Diseases
Red blotch
-
Plant Tolerance
Drought
Drought, Soil Compaction
Flowers
-
Showy
Flower Petal Number
Single
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
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Birds, Butterflies, Hummingbirds
Allergy
Asthma, Itchy eyes
-
Uses
Aesthetic Uses
-
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
-
Plant Benefits
Medicinal Uses
Arthritis, Headache, Stomach pain
Diaphoretic
Part of Plant Used
Whole plant
Bark, Fruits, Seeds
Other Uses
Used as a nutritious food item
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Feature Plant, Groundcover
Feature Plant, Shade Trees
Botanical Name
ARRHENATHERUM
Pterocarya fraxinifolia
Common Name
Oatgrass
Caucasian wingnut, Caucasian walnut
In Hindi
जई घास
wingnut
In German
Ährengras
wingnut
In French
Folle avoine
wingnut
In Spanish
oat Grass
wingnut
In Greek
βρώμη Grass
wingnut
In Portuguese
aveia-
wingnut
In Polish
Owies trawa
Wingnut
In Latin
oat Grass
wingnut
Kingdom
Plantae
Plantae
Phylum
-
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Poales
Fagales
Family
Poaceae
Juglandaceae
Genus
Danthonia
Pterocarya
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Aveneae
Juglandeae
Subfamily
Danthonioideae
Juglandoideae
Number of Species
4506
1
27800
👆🏻