Life Span
Perennial
Perennial
Type
Grass
Tender Perennial
Origin
Europe, Asia
Southern Asia, Southeastern Asia, India, China, Japan, Australia
Types
Blue Oat grass
Oenanthe javanica, Helosciadium nodiflorum
Number of Varieties
-2
0
40000
👆🏻
Habitat
Cropland, gardens, Grassland, Roadsides
Bog Garden, Cultivated Beds, Ponds
USDA Hardiness Zone
4-99-11
0
99
👆🏻
AHS Heat Zone
-
-
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 15, 16, 17, 23, 24
H1, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Spreading
Plant Size
Minimum Height
20.50 cm20.30 cm
0
3900
👆🏻
Minimum Width
30.50 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Brown
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
-
Leaf Color in Spring
Gray Green
Green
Leaf Color in Summer
Light Green
Green
Leaf Color in Fall
Dark Green
Green
Leaf Color in Winter
Tan, Brown
Light Green
Shape
Leaf Shape
Grass like
simple-pinnate or double-pinnate
Thorns
✔
✘
✔
✘
Plant Season
-
Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Fast
Type of Soil
Loam
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Average
Poorly Drained
Bloom Time
Early Summer
Late Summer, Early Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Divison, Layering, Seedlings, stem tip cuttings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Does not require lot of watering, Water occasionally
Needs Very high moisture
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
Poorly Drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
Apply 10-10-10 amount
Pests and Diseases
Red blotch
Aphids, Armyworm, Bacterial Blight, Damping off, Downy mildew
Plant Tolerance
Drought
Drought
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
-
Fine
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Bees, Flies, Insects
Allergy
Asthma, Itchy eyes
-
Uses
Aesthetic Uses
-
Bog Garden, Ground Cover
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Arthritis, Headache, Stomach pain
Depurative, Febrifuge, Styptic
Part of Plant Used
Whole plant
Leaves, Root, Seeds
Other Uses
Used as a nutritious food item
Used as a seasoning in soups, useful as a ground cover
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Feature Plant, Groundcover
Container, Edible, Groundcover, Herb / Vegetable, Water Gardens
Botanical Name
ARRHENATHERUM
OENANTHE javanica
Common Name
Oatgrass
Java Water Dropwort, Water Celery, Water Parsley
In Hindi
जई घास
Water Celery
In German
Ährengras
Wasser Sellerie
In French
Folle avoine
Céleri d'eau
In Spanish
oat Grass
El apio agua
In Greek
βρώμη Grass
Σέλινο νερό
In Portuguese
aveia-
Aipo água
In Polish
Owies trawa
Seler Woda
In Latin
oat Grass
Aqua Apium
Kingdom
Plantae
Plantae
Phylum
-
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Poales
Apiales
Family
Poaceae
Apiaceae
Genus
Danthonia
Oenanthe
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Asterids, Eudicots
Tribe
Aveneae
Oenantheae
Subfamily
Danthonioideae
Apioideae
Number of Species
4501
1
27800
👆🏻