Life Span
Perennial
Perennial
Type
Sedge or Rush
Ornamental Grasses and Bamboo
Origin
Japan
Southern Europe, Western Europe, Mediterranean
Types
Narrow sedge
-
Number of Varieties
1010
0
40000
👆🏻
Habitat
Boggy areas, ditches, marshes, riparian zones, stream banks, Tropical regions, Wet forest
Desert, Dry areas, Dry Forest, Rocky areas
USDA Hardiness Zone
6-94-9
0
99
👆🏻
AHS Heat Zone
9-6
9 - 1
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Arching/Fountain-shaped
Cushion/Mound-forming
Plant Size
Minimum Height
25.40 cm45.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm60.96 cm
0
6350
👆🏻
Plant Color
Flower Color
Brown
Blue Green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Dark Green, Light Yellow
Blue Green, Silver, Gray
Leaf Color in Summer
Dark Green, Light Yellow
Light Green
Leaf Color in Fall
Dark Green, Light Yellow
Blue Green, Silver, Gray
Leaf Color in Winter
Dark Green, Light Yellow
Blue Green, Tan, Silver, Gray
Shape
Leaf Shape
Long Linear
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Partial Sun, Partial shade
Full Sun
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Spring
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought, Heat Tolerance
Salt
Where to Plant?
Container, Ground, Pot
Container, Ground
How to Plant?
Seedlings
Rooted stem cutting, Seedlings, Stem Planting
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water, Never Over-water, Prefer drip-irrigation instead of Over-head watering, Requires regular watering
Average Water Needs, occasional watering once established, Requires regular watering, Requires watering in the growing season
In Summer
Ample Water
Lots of watering
In Spring
Ample Water
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Partial Sun, Partial shade
Full Sun
Pruning
Remove damaged leaves, Remove dead leaves
Cut or pinch the stems, Pinch Tips, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
organic fertlizers, very little fertilizers at a time, Water soluble fertilizers
All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Mealybugs, Red blotch, Scale, Slugs
Red blotch
Plant Tolerance
Dry Conditions, Heat Tolerance
Salt
Flowers
✔
✘
✔
✘
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
Fine
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Insects, Mealybugs
Butterflies, Hummingbirds
Allergy
Asthma
Asthma, Itchiness, Rash, Rhinitis
Uses
Aesthetic Uses
Beautification, Borders, Cottage Garden, Landscape Designing, Showy Purposes
Ground Cover
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Food for insects, Shelter for wildlife, Versatility, Wildlife
Air purification
Plant Benefits
Medicinal Uses
Diuretic
-
Part of Plant Used
Leaves
Stem
Other Uses
Decoration Purposes, Showy Purposes, Used as Ornamental plant
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Edging, Foundation, Groundcover, Mixed Border
Container, Edging, Mixed Border, Rock Garden / Wall
Botanical Name
CAREX oshimensis 'Supergold'
HELICTOTRICHON sempervirens
Common Name
Sedge
Blue Oat Grass
In Hindi
evergold Sedge
ब्लू जई घास
In German
Evergold Segge
Blau Ährengras
In French
Evergold carex
Bleu Oat Grass
In Spanish
Evergold juncia
Azul hierba de avena
In Greek
evergold σπαθόχορτο
Μπλε βρώμης Grass
In Portuguese
Evergold Sedge
Azul Aveia
In Polish
Evergold turzyca
Niebieski Owies trawa
In Latin
evergold Sedge
Blue Oat Grass
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Liliopsida
Liliopsida
Order
Poales
Poales
Family
Cyperaceae
Poaceae
Genus
Carex
Helictotrichon
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Commelinids, Monocots
Tribe
Cariceae
Aveneae
Subfamily
Cyperoideae
Pooideae
Number of Species
200070
1
27800
👆🏻