Life Span
Perennial
Perennial
Type
Grass
Perennial, Shrub
Origin
Europe, Asia
Northwestern United States, Canada
Types
Blue Oat grass
sharpleaf penstemon, white-margined beardtongue, lowland beardtongue
Number of Varieties
-78
0
40000
👆🏻
Habitat
Cropland, gardens, Grassland, Roadsides
foothill woods, High elevation, Open areas, Rocky areas
USDA Hardiness Zone
4-94-9
0
99
👆🏻
AHS Heat Zone
-
9-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 15, 16, 17, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 14, 15
Habit
Clump-Forming
Mat-forming
Plant Size
Minimum Height
20.50 cm45.72 cm
0
3900
👆🏻
Minimum Width
30.50 cm40.64 cm
0
6350
👆🏻
Plant Color
Flower Color
Brown
Purple
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
Brown
Leaf Color in Spring
Gray Green
Dark Green
Leaf Color in Summer
Light Green
Dark Green
Leaf Color in Fall
Dark Green
Dark Green
Leaf Color in Winter
Tan, Brown
Dark Green
Shape
Leaf Shape
Grass like
Narrow and lance shape
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Slow
Type of Soil
Loam
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Early Summer
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Does not require lot of watering, Water occasionally
Needs less watering, Requires regular 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
Acidic, Neutral
Soil Type
Loam
Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
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
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
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Hummingbirds, Butterflies
Allergy
Asthma, Itchy eyes
Asthma, Pollen
Uses
Aesthetic Uses
-
Cottage Garden, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Wildlife
Plant Benefits
Medicinal Uses
Arthritis, Headache, Stomach pain
Recovering internal injuries, Wounds
Part of Plant Used
Whole plant
Flowers
Other Uses
Used as a nutritious food item
Container, Used as Ornamental plant, Veterinarian uses
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Feature Plant, Groundcover
Alpine, Container, Mixed Border, Rock Garden / Wall, Wildflower
Botanical Name
ARRHENATHERUM
PENSTEMON fruticosus 'Purple Haze'
Common Name
Oatgrass
Bush Penstemon, Shrubby Penstemon
In Hindi
जई घास
Bush Penstemon
In German
Ährengras
Bush Penstemon
In French
Folle avoine
Bush Penstemon
In Spanish
oat Grass
Bush Penstemon
In Greek
βρώμη Grass
Μπους Penstemon
In Portuguese
aveia-
Bush, Penstemon
In Polish
Owies trawa
Bush Penstemon
In Latin
oat Grass
Persicaria Bush
Kingdom
Plantae
Plantae
Phylum
-
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Poales
Scrophulariales
Family
Poaceae
Scrophulariaceae
Genus
Danthonia
Penstemon
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Asterids, Eudicots
Tribe
Aveneae
-
Subfamily
Danthonioideae
-
Number of Species
450250
1
27800
👆🏻