Life Span
Perennial
Perennial
Type
Grass
Perennial
Origin
Southwestern United States, Texas, Mexico
World, Pandemic, North America, Europe, Africa, Asia
Types
Nassella tenuissima
-
Number of Varieties
1530
0
40000
👆🏻
Habitat
driveways, open Woodlands, Roadsides, Rocky areas, Slopes, tree wells
Bluffs, Sandy stream banks, Wooded slopes
USDA Hardiness Zone
6-104-10
0
99
👆🏻
AHS Heat Zone
11 - 4
10-1
Sunset Zone
2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
2b, 3a, 3b, 4, 5, 6
Habit
Clump-Forming
Clump-Forming
Plant Size
Minimum Height
50.80 cm10.20 cm
0
3900
👆🏻
Minimum Width
55.90 cm15.20 cm
0
6350
👆🏻
Plant Color
Flower Color
-
White, Purple, Lavender, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green, Light Green
Green
Leaf Color in Summer
Light Green
Green
Leaf Color in Fall
Green, Yellow green, Tan
Green
Leaf Color in Winter
Green, Yellow green, Gold, Tan
Light Green
Shape
Leaf Shape
Linear
Long Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer
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
Early Summer, Summer
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings
Seedlings, Stem Planting, Transplanting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Do not water excessively
Medium, Requires watering in the growing season
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
Requires little pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Apply 12-6-6 fertilizer
All-Purpose Liquid 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
Fine
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Bees, Insects
Allergy
-
Skin irritation
Uses
Aesthetic Uses
Landscape Designing, Showy Purposes, small hedge
Beautification, Ground Cover, Landscape Designing, Showy Purposes
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
Leaves
Flowers, Leaves
Other Uses
Used as Ornamental plant
Employed in herbal medicine, Used as a spice
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Dried Flower / Everlasting, Container, Foundation, Mixed Border, Rock Garden / Wall
Bedding Plant, Cutflower, Mixed Border, Rock Garden, Wall
Botanical Name
NASSELLA tenuissima
IRIS cristata
Common Name
Finestem Needlegrass, Mexican Feather Grass
Crested Iris
In Hindi
Mexican Feather Grass
कलगी आइरिस
In German
Mexikanische Federgras
Crested Iris
In French
Mexicaine Herbe Feather
Crested Iris
In Spanish
Pluma hierba mexicana
Crested Iris
In Greek
Μεξικού Αστραπή Grass
Crested Iris
In Portuguese
Mexican Pena Relva
Crested Iris
In Polish
Mexican Feather trawy
Czubaty Iris
In Latin
Mexicanus Pluma Grass
iubatum Iris
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
-
Class
Liliopsida
Liliopsida
Order
Cyperales
Asparagales
Family
Poaceae
Iridaceae
Genus
Nassella
Iris
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Monocots
Tribe
Stipeae
Irideae
Subfamily
-
Iridoideae
Number of Species
116210
1
27800
👆🏻