Life Span
Perennial
Perennial
Type
Ornamental Grasses and Bamboo
Grass
Origin
Southern Europe, Western Europe, Mediterranean
-
Types
-
Calamagrostis x acutiflora 'Overdam'
Number of Varieties
102
0
40000
👆🏻
Habitat
Desert, Dry areas, Dry Forest, Rocky areas
Grassland, low mountains, Semi desert, Woodlands
USDA Hardiness Zone
4-95-9
0
99
👆🏻
AHS Heat Zone
9 - 1
9 - 5
Sunset Zone
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
2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Cushion/Mound-forming
Upright/Erect
Plant Size
Minimum Height
45.00 cm90.00 cm
0
3900
👆🏻
Minimum Width
60.96 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue Green
-
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Blue Green, Silver, Gray
White, Green
Leaf Color in Summer
Light Green
Light Green
Leaf Color in Fall
Blue Green, Silver, Gray
White, Green, Orange, Gold
Leaf Color in Winter
Blue Green, Tan, Silver, Gray
Gold, Tan
Shape
Leaf Shape
Grass like
Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer
Summer, Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Salt
Wet Site, Pollution, Drought, Salt, Soil Compaction
Where to Plant?
Container, Ground
Ground
How to Plant?
Rooted stem cutting, Seedlings, Stem Planting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, occasional watering once established, Requires regular watering, Requires watering in the growing season
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
Full Sun, Partial Sun, Partial shade
Pruning
Cut or pinch the stems, Pinch Tips, Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Salt
Drought
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
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies, Hummingbirds
Birds
Allergy
Asthma, Itchiness, Rash, Rhinitis
Skin irritation
Uses
Aesthetic Uses
Ground Cover
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Stem
Whole plant
Other Uses
Used as Ornamental plant
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Edging, Mixed Border, Rock Garden / Wall
Dried Flower / Everlasting, Cutflower, Foundation, Mixed Border, Wildflower
Botanical Name
HELICTOTRICHON sempervirens
CALAMAGROSTIS x acutiflora 'Overdam'
Common Name
Blue Oat Grass
Feather Reed Grass, Overdam Feather Reed Grass
In Hindi
ब्लू जई घास
Overdam घास
In German
Blau Ährengras
Overdam Grass
In French
Bleu Oat Grass
Overdam Herbe
In Spanish
Azul hierba de avena
Overdam Hierba
In Greek
Μπλε βρώμης Grass
Overdam Grass
In Portuguese
Azul Aveia
Overdam Relva
In Polish
Niebieski Owies trawa
Overdam Trawa
In Latin
Blue Oat Grass
Overdam Trawa
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
-
Class
Liliopsida
-
Order
Poales
Poales
Family
Poaceae
Poaceae
Genus
Helictotrichon
Calamagrostis
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Commelinids, Monocots
Tribe
Aveneae
-
Subfamily
Pooideae
Amaryllidoideae
Number of Species
70260
1
27800
👆🏻