Life Span
Perennial
Perennial
Type
Ornamental Grasses and Bamboo
Flowering Plants
Origin
Southern Europe, Western Europe, Mediterranean
North-Central United States, Central United States, Western United States, Texas
Types
-
-
Number of Varieties
1070
0
40000
👆🏻
Habitat
Desert, Dry areas, Dry Forest, Rocky areas
Cultivated Beds, Sandy areas, Sunny Edge
USDA Hardiness Zone
4-93-9
0
99
👆🏻
AHS Heat Zone
9 - 1
9-1
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
1a, 1b, 2a, 2b, 3a, 3b, 10
Habit
Cushion/Mound-forming
Upright/Erect
Plant Size
Minimum Height
45.00 cm50.80 cm
0
3900
👆🏻
Minimum Width
60.96 cm35.60 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue Green
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Blue Green, Silver, Gray
Light Green, Gray Green
Leaf Color in Summer
Light Green
Gray Green
Leaf Color in Fall
Blue Green, Silver, Gray
Gray Green
Leaf Color in Winter
Blue Green, Tan, Silver, Gray
-
Shape
Leaf Shape
Grass like
Oval to egg shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Summer
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam
The pH of Soil
Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Salt
Drought
Where to Plant?
Container, Ground
Container, Ground, Pot
How to Plant?
Rooted stem cutting, Seedlings, Stem Planting
Cuttings, Divison, 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
Keep the Soil well drained, Needs a lot of moisture in the growing season, Reduce watering in winter
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun
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
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies, Hummingbirds
Birds, Bumblebees
Allergy
Asthma, Itchiness, Rash, Rhinitis
-
Uses
Aesthetic Uses
Ground Cover
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
Analgesic, Febrifuge, Stomachic
Part of Plant Used
Stem
Root
Other Uses
Used as Ornamental plant
Chewing
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Edging, Mixed Border, Rock Garden / Wall
Rock Garden / Wall, Wildflower
Botanical Name
HELICTOTRICHON sempervirens
PENSTEMON grandiflorus 'Prairie Snow'
Common Name
Blue Oat Grass
Large Beardtongue, Prairie Snow Beardtongue
In Hindi
ब्लू जई घास
Large Beardtongue
In German
Blau Ährengras
Large Beardtongue
In French
Bleu Oat Grass
Large Beardtongue
In Spanish
Azul hierba de avena
Large Beardtongue
In Greek
Μπλε βρώμης Grass
Large Beardtongue
In Portuguese
Azul Aveia
Large Beardtongue
In Polish
Niebieski Owies trawa
Large Beardtongue
In Latin
Blue Oat Grass
Large Beardtongue
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Poales
Scrophulariales
Family
Poaceae
Scrophulariaceae
Genus
Helictotrichon
Penstemon
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Asterids, Eudicots
Tribe
Aveneae
-
Subfamily
Pooideae
-
Number of Species
70250
1
27800
👆🏻