Life Span
Perennial
Perennial
Type
Perennial
Grass
Origin
World, Pandemic, North America, Europe, Africa, Asia
Southwestern United States, Texas, Mexico
Types
-
Nassella tenuissima
Number of Varieties
3015
0
40000
👆🏻
Habitat
Bluffs, Sandy stream banks, Wooded slopes
driveways, open Woodlands, Roadsides, Rocky areas, Slopes, tree wells
USDA Hardiness Zone
4-106-10
0
99
👆🏻
AHS Heat Zone
10-1
11 - 4
Sunset Zone
2b, 3a, 3b, 4, 5, 6
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
Clump-Forming
Clump-Forming
Plant Size
Minimum Height
10.20 cm50.80 cm
0
3900
👆🏻
Minimum Width
15.20 cm55.90 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Purple, Lavender, Blue Violet
-
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green
Green, Light Green
Leaf Color in Summer
Green
Light Green
Leaf Color in Fall
Green
Green, Yellow green, Tan
Leaf Color in Winter
Light Green
Green, Yellow green, Gold, Tan
Shape
Leaf Shape
Long Linear
Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Spring
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground
Ground
How to Plant?
Seedlings, Stem Planting, Transplanting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Medium, Requires watering in the growing season
Do not water excessively
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Requires little pruning
Fertilizers
All-Purpose Liquid Fertilizer
Apply 12-6-6 fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
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
Medium
Fine
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Insects
-
Allergy
Skin irritation
-
Uses
Aesthetic Uses
Beautification, Ground Cover, Landscape Designing, Showy Purposes
Landscape Designing, Showy Purposes, small hedge
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Liver problems, Skin Disorders, Treatment of ulcers
-
Part of Plant Used
Flowers, Leaves
Leaves
Other Uses
Employed in herbal medicine, Used as a spice
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Cutflower, Mixed Border, Rock Garden, Wall
Dried Flower / Everlasting, Container, Foundation, Mixed Border, Rock Garden / Wall
Botanical Name
IRIS cristata
NASSELLA tenuissima
Common Name
Crested Iris
Finestem Needlegrass, Mexican Feather Grass
In Hindi
कलगी आइरिस
Mexican Feather Grass
In German
Crested Iris
Mexikanische Federgras
In French
Crested Iris
Mexicaine Herbe Feather
In Spanish
Crested Iris
Pluma hierba mexicana
In Greek
Crested Iris
Μεξικού Αστραπή Grass
In Portuguese
Crested Iris
Mexican Pena Relva
In Polish
Czubaty Iris
Mexican Feather trawy
In Latin
iubatum Iris
Mexicanus Pluma Grass
Kingdom
Plantae
Plantae
Phylum
-
Magnoliophyta
Class
Liliopsida
Liliopsida
Order
Asparagales
Cyperales
Family
Iridaceae
Poaceae
Genus
Iris
Nassella
Clade
Angiosperms, Monocots
Angiosperms, Commelinids, Monocots
Tribe
Irideae
Stipeae
Subfamily
Iridoideae
-
Number of Species
210116
1
27800
👆🏻