Life Span
Perennial
Perennial
Type
Tender Perennial
Grass
Origin
Southern Asia, Southeastern Asia, India, China, Japan, Australia
Europe, Asia
Types
Oenanthe javanica, Helosciadium nodiflorum
Blue Oat grass
Number of Varieties
2-
0
40000
👆🏻
Habitat
Bog Garden, Cultivated Beds, Ponds
Cropland, gardens, Grassland, Roadsides
USDA Hardiness Zone
9-114-9
0
99
👆🏻
AHS Heat Zone
-
-
Sunset Zone
H1, 9, 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
20.30 cm20.50 cm
0
3900
👆🏻
Minimum Width
60.00 cm30.50 cm
0
6350
👆🏻
Plant Color
Flower Color
White
Brown
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown
Leaf Color in Spring
Green
Gray Green
Leaf Color in Summer
Green
Light Green
Leaf Color in Fall
Green
Dark Green
Leaf Color in Winter
Light Green
Tan, Brown
Shape
Leaf Shape
simple-pinnate or double-pinnate
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall
-
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Fast
Medium
Type of Soil
Clay, Loam, Sand
Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Poorly Drained
Average
Bloom Time
Late Summer, Early Fall
Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Divison, Layering, Seedlings, stem tip cuttings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Needs Very high moisture
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, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Loam
Soil Drainage Capacity
Poorly Drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Apply 10-10-10 amount
All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Armyworm, Bacterial Blight, Damping off, Downy mildew
Red blotch
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
Depurative, Febrifuge, Styptic
Arthritis, Headache, Stomach pain
Part of Plant Used
Leaves, Root, Seeds
Whole plant
Other Uses
Used as a seasoning in soups, useful as a ground cover
Used as a nutritious food item
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Edible, Groundcover, Herb / Vegetable, Water Gardens
Bedding Plant, Feature Plant, Groundcover
Botanical Name
OENANTHE javanica
ARRHENATHERUM
Common Name
Java Water Dropwort, Water Celery, Water Parsley
Oatgrass
In Hindi
Water Celery
जई घास
In German
Wasser Sellerie
Ährengras
In French
Céleri d'eau
Folle avoine
In Spanish
El apio agua
oat Grass
In Greek
Σέλινο νερό
βρώμη Grass
In Portuguese
Aipo água
aveia-
In Polish
Seler Woda
Owies trawa
In Latin
Aqua Apium
oat Grass
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
-
Class
Magnoliopsida
Liliopsida
Order
Apiales
Poales
Family
Apiaceae
Poaceae
Genus
Oenanthe
Danthonia
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Commelinids, Monocots
Tribe
Oenantheae
Aveneae
Subfamily
Apioideae
Danthonioideae
Number of Species
1450
1
27800
👆🏻