Life Span
Perennial
Perennial
Type
Grass
Tender Perennial
Origin
Europe, Asia
Southern Asia
Types
Blue Oat grass
African iris, Large wild iris, Cape iris
Habitat
Cropland, gardens, Grassland, Roadsides
Coastal Regions, Forest margins, Slopes
USDA Hardiness Zone
4-9
9-11
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 15, 16, 17, 23, 24
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Clump-Forming
Flower Color
Brown
White, Yellow, Blue, Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
Green, Brown
Leaf Color in Spring
Gray Green
Green, Gray Green
Leaf Color in Summer
Light Green
Green, Gray Green
Leaf Color in Fall
Dark Green
Green, Gray Green
Leaf Color in Winter
Tan, Brown
Light Green
Leaf Shape
Grass like
Grass like
Plant Season
-
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Loam
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Average
Average
Bloom Time
Early Summer
Indeterminate
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings, Stem Cutting, Stem Planting
Plant Maintenance
Medium
Medium
Watering Requirements
Does not require lot of watering, Water occasionally
Average Water Needs, Water more in summer
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Loam
Clay, Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut or pinch the stems, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads, Remove short twigs, Remove wet foliage
Fertilizers
All-Purpose Liquid Fertilizer
Apply N-P-K
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Drought
Flower Petal Number
Single
Single
Foliage Sheen
Matte
Matte
Attracts
-
Bees, Butterflies, Flying insects, Insects
Allergy
Asthma, Itchy eyes
-
Aesthetic Uses
-
Borders, Ground Cover, Showy Purposes, Water gardening
Edible Uses
Yes
Insignificant
Environmental Uses
Air purification
Air purification, soil stabilisation, Windbreak
Medicinal Uses
Arthritis, Headache, Stomach pain
-
Part of Plant Used
Whole plant
Flowers
Other Uses
Used as a nutritious food item
Screen, useful as a ground cover
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Bedding Plant, Feature Plant, Groundcover
Bedding Plant, Bog Garden, Container, Groundcover, Mixed Border, Tropical, Water Gardens
Botanical Name
ARRHENATHERUM
DIETES grandiflora
Common Name
Oatgrass
Butterfly Iris
In Hindi
जई घास
तितली आइरिस प्लांट
In German
Ährengras
Schmetterling Iris Pflanzen
In French
Folle avoine
Papillon Iris Plante
In Spanish
oat Grass
Planta del iris de la mariposa
In Greek
βρώμη Grass
Πεταλούδα Iris Φυτών
In Portuguese
aveia-
Borboleta da planta Iris
In Polish
Owies trawa
Butterfly Iris Roślin
In Latin
oat Grass
Gloria Iris Planta
Class
Liliopsida
Liliopsida
Genus
Danthonia
Dietes Salisb
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Monocots
Subfamily
Danthonioideae
Iridoideae
Season and Care of Oatgrass and Butterfly Iris
Season and care of Oatgrass and Butterfly Iris is important to know. While considering everything about Oatgrass and Butterfly Iris Care, growing season is an essential factor. Oatgrass season is and Butterfly Iris season is . The type of soil for Oatgrass is Loam and for Butterfly Iris is Clay, Loam, Sand while the PH of soil for Oatgrass is Acidic, Neutral and for Butterfly Iris is Acidic, Neutral, Alkaline.
Oatgrass and Butterfly Iris Physical Information
Oatgrass and Butterfly Iris physical information is very important for comparison. Oatgrass height is 20.50 cm and width 30.50 cm whereas Butterfly Iris height is 70.00 cm and width 50.00 cm. The color specification of Oatgrass and Butterfly Iris are as follows:
Oatgrass flower color: Brown
Oatgrass leaf color: Gray Green
Butterfly Iris flower color: White, Yellow, Blue and Violet
- Butterfly Iris leaf color: Green and Gray Green
Care of Oatgrass and Butterfly Iris
Care of Oatgrass and Butterfly Iris include pruning, fertilizers, watering etc. Oatgrass pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Butterfly Iris pruning is done Cut or pinch the stems, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads, Remove short twigs and Remove wet foliage. In summer Oatgrass needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Butterfly Iris needs Lots of watering and in winter, it needs Average Water.