Life Span
Perennial
Perennial
Type
Flowering Plants
Grass
Origin
North-Central United States, Central United States, Western United States, Texas
Southwestern United States, Texas, Mexico
Types
Blue Toadflax, Old-Field Toadflax
Nassella tenuissima
Number of Varieties
3015
0
40000
👆🏻
Habitat
Cultivated Beds
driveways, open Woodlands, Roadsides, Rocky areas, Slopes, tree wells
USDA Hardiness Zone
3-96-10
0
99
👆🏻
AHS Heat Zone
9-1
11 - 4
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 10
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
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
61.00 cm50.80 cm
0
3900
👆🏻
Minimum Width
25.40 cm55.90 cm
0
6350
👆🏻
Plant Color
Flower Color
Pink, Light Blue, Lavender
-
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Light Green, Blue Green, Gray Green
Green, Light Green
Leaf Color in Summer
Blue Green, Gray Green
Light Green
Leaf Color in Fall
Blue Green, Gray Green
Green, Yellow green, Tan
Leaf Color in Winter
-
Green, Yellow green, Gold, Tan
Shape
Leaf Shape
Oval to egg shaped
Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Fast
Medium
Type of Soil
Clay, Loam
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Cuttings, Divison, Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water
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
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam
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
use all-purpose fertilizers
Apply 12-6-6 fertilizer
Pests and Diseases
Foliar disease, Root rot, Spider mites
Red blotch
Plant Tolerance
Drought
Drought
Flowers
Showy
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
Medium
Fine
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bumblebees
-
Allergy
Depression, High blood cholestrol, Pain
-
Uses
Aesthetic Uses
Showy Purposes
Landscape Designing, Showy Purposes, small hedge
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Analgesic, Febrifuge, Stomachic
-
Part of Plant Used
Leaves, Root
Leaves
Other Uses
-
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Rock Garden / Wall, Wildflower
Dried Flower / Everlasting, Container, Foundation, Mixed Border, Rock Garden / Wall
Botanical Name
PENSTEMON grandiflorus
NASSELLA tenuissima
Common Name
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
Finestem Needlegrass, Mexican Feather Grass
In Hindi
Wild Snapdragon
Mexican Feather Grass
In German
Wilde Snapdragon
Mexikanische Federgras
In French
Snapdragon sauvage
Mexicaine Herbe Feather
In Spanish
Salvaje Snapdragon
Pluma hierba mexicana
In Greek
άγρια Snapdragon
Μεξικού Αστραπή Grass
In Portuguese
Selvagem Snapdragon
Mexican Pena Relva
In Polish
Dziki Snapdragon
Mexican Feather trawy
In Latin
Phlox Ferae
Mexicanus Pluma Grass
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Scrophulariales
Cyperales
Family
Scrophulariaceae
Poaceae
Genus
Penstemon
Nassella
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Commelinids, Monocots
Tribe
-
Stipeae
Subfamily
Scrophularioideae
-
Number of Species
40116
1
27800
👆🏻