Life Span
Annual
Perennial
Type
Shrub
Grass
Origin
Europe, Northern Africa, Western Asia
North America, United States, Western United States, Southwestern United States, Mexico
Types
Shrub
Grasses
Number of Varieties
51
0
40000
👆🏻
Habitat
Woods
Dry areas
USDA Hardiness Zone
4-83-9
0
99
👆🏻
AHS Heat Zone
8-1
9 - 5
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20
1a, 1b, 2a, 2b, 3a, 3b, 7, 8, 9, 10, 11, 14, 18, 19, 20, 21
Habit
Thicket/Colonizing
Clump-Forming
Plant Size
Minimum Height
180.00 cm45.70 cm
0
3900
👆🏻
Minimum Width
180.00 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow
White hair and some brown spots on margins and at tips
Flower Color Modifier
-
Bicolor
Fruit Color
Brown
-
Leaf Color in Spring
Green
Green, Gray Green
Leaf Color in Summer
Green, Dark Green
Light Green
Leaf Color in Fall
Yellow, Green
Purple, Gray Green
Leaf Color in Winter
-
Tan
Shape
Leaf Shape
Lobed
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Growth Rate
Medium
Fast
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
Early Spring, Spring, Late Winter
Summer, Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Pollution, Drought
Where to Plant?
Ground, Pot
Ground
How to Plant?
Grafting
Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water
Medium
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
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
Full Sun, Partial Sun, Partial shade
Full 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
Beetles, Grasshoppers
Plant Tolerance
Drought
Drought
Flowers
Showy
Showy
Flower Petal Number
-
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Coarse
Fine
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Butterflies
Allergy
-
-
Uses
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Erosion control
Plant Benefits
Medicinal Uses
Minerals, Rich in protein, tonic in pregnancy, Vitamin E
Cuts
Part of Plant Used
Fruits, Leaves, Seeds, Wood
Leaves
Other Uses
Culinary use, Used for its medicinal properties
Used to feed livestock
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Foundation, Mixed Border, Topiary, Bonsai, Espalier
Dried Flower/Everlasting, Lawns and Turf, Mixed Border, Rock Garden / Wall
Botanical Name
CORYLUS avellana 'Contorta'
BOUTELOUA gracilis
Common Name
common hazel
Blue Grama Grass, Mosquito Grass
In Hindi
contorted filbert
Bouteloua gracilis
In German
contorted filbert
Bouteloua Gracilis
In French
noisetier contorsionné
Bouteloua aristidoides
In Spanish
avellana contorsionada
Chondrosum gracile
In Greek
παραμορφωμένες φουντουκιού
Bouteloua gracilis
In Portuguese
filbert contorcido
Bouteloua Gracilis
In Polish
wykrzywioną leszczyna
Bouteloua Gracilis
In Latin
contortis Avellanam
Bouteloua Gracilis
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Fagales
Cyperales
Family
Betulaceae
Poaceae
Genus
Corylus
Bouteloua
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Tribe
-
Cynodonteae
Subfamily
-
Chloridoideae
Number of Species
15100
1
27800
👆🏻