Life Span
Perennial
Annual and Perennial
Type
Perennial
Grass
Origin
Southeastern United States, North-Central United States, Central United States, South-Central United States, Southwestern United States, Texas, Canada, Mexico
North America, United States, Western United States, Southwestern United States, Mexico
Types
Ratibida columnifera
Bouteloua gracilis
Number of Varieties
2514
0
40000
👆🏻
Habitat
Dry areas, Prairies, Rocky areas, rocky outcrops
Open Plains, Prairies
USDA Hardiness Zone
3-103-9
0
99
👆🏻
AHS Heat Zone
10-1
9 - 5
Sunset Zone
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 7, 8, 9, 10, 11, 14, 18, 19, 20, 21
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
30.00 cm91.44 cm
0
3900
👆🏻
Minimum Width
30.50 cm91.44 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Purple, Burgundy, Light Green, Brown
Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
-
Leaf Color in Spring
Light Green, Gray Green
Green, Blue Green
Leaf Color in Summer
Light Green, Gray Green
Light Green
Leaf Color in Fall
Light Green, Gray Green
Purple, Blue Green, Tan
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Subulate
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Summer
Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Neutral
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer, Late Summer
Summer, Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Pollution, Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Water in morning to avoid prompting diseases
Average Water Needs, Medium
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral
Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
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 flowers, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
-
Fertilizers
All-Purpose Liquid Fertilizer, Apply N-P-K
All-Purpose Liquid Fertilizer
Pests and Diseases
Pests and diseases free, Red blotch
Red blotch
Plant Tolerance
Drought, Dry Conditions, Dry soil, Full Sun
Drought, Pollution
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
Fine
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Butterflies
Butterflies, Flying insects
Allergy
Rhinitis
Anaphylaxis, Asthma, Hay fever, Pollen, Respiratory problems, Runny nose, Watery eyes
Uses
Aesthetic Uses
Borders
Ground Cover
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, soil erosion prevension on hill slopes, Wildlife
Plant Benefits
Medicinal Uses
Analgesic
Cuts
Part of Plant Used
Flowers
Seeds, Whole plant
Other Uses
Can be made into a herbal tea, Used in making tea
Used As Food
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Cutflower, Mixed Border, Wildflower
Dried Flower/Everlasting, Feature Plant, Mixed Border, Rock Garden / Wall, Wildflower
Botanical Name
RATIBIDA columnifera
BOUTELOUA gracilis 'Blonde Ambition'
Common Name
Mexican Hat
Blonde Ambition Blue Grama Grass, Blue Grama Grass
In Hindi
Mexican Hat
Blue Grama Grass
In German
Mexican Hat
Blau Grama Grass
In French
Mexican Hat
Boutelou gracieux
In Spanish
mexican Hat
Azul Grama Grass
In Greek
Mexican Hat
Μπλε Grama Grass
In Portuguese
Mexican Hat
Azul Grama Grama
In Polish
Mexican Hat
Niebieski Grama Trawa
In Latin
Mexicanus Hat
Blue Grama Grass
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Lilopsida
Order
Asterales
Cyperales
Family
Asteraceae
Poaceae
Genus
Ratibida
Bouteloua
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Commelinids, Monocots
Tribe
-
-
Subfamily
-
-
Number of Species
1450
1
27800
👆🏻