Life Span
Perennial
Perennial
Origin
Southeastern United States, North-Central United States, Central United States, South-Central United States, Southwestern United States, Texas, Canada, Mexico
Europe, Asia
Types
Ratibida columnifera
Blue Oat grass
Habitat
Dry areas, Prairies, Rocky areas, rocky outcrops
Cropland, gardens, Grassland, Roadsides
USDA Hardiness Zone
3-10
4-9
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, 4, 5, 6, 7, 15, 16, 17, 23, 24
Habit
Upright/Erect
Clump-Forming
Flower Color
Yellow, Purple, Burgundy, Light Green, Brown
Brown
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Light Green, Gray Green
Gray Green
Leaf Color in Summer
Light Green, Gray Green
Light Green
Leaf Color in Fall
Light Green, Gray Green
Dark Green
Leaf Color in Winter
Light Green
Tan, Brown
Leaf Shape
Subulate
Grass like
Sunlight
Full Sun
Full Sun, Partial Sun
Type of Soil
Loam, Sand
Loam
The pH of Soil
Neutral
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer, Summer, Late Summer
Early Summer
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs, Water in morning to avoid prompting diseases
Does not require lot of watering, Water occasionally
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Neutral
Acidic, Neutral
Soil Type
Loam, Sand
Loam
Soil Drainage Capacity
Well drained
Average
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
Remove damaged leaves, Remove dead branches, Remove dead leaves
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
Flower Petal Number
Single
Single
Foliage Sheen
Matte
Matte
Attracts
Birds, Butterflies
-
Allergy
Rhinitis
Asthma, Itchy eyes
Environmental Uses
Air purification
Air purification
Medicinal Uses
Analgesic
Arthritis, Headache, Stomach pain
Part of Plant Used
Flowers
Whole plant
Other Uses
Can be made into a herbal tea, Used in making tea
Used as a nutritious food item
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Cutflower, Mixed Border, Wildflower
Bedding Plant, Feature Plant, Groundcover
Botanical Name
RATIBIDA columnifera
ARRHENATHERUM
Common Name
Mexican Hat
Oatgrass
In Hindi
Mexican Hat
जई घास
In German
Mexican Hat
Ährengras
In French
Mexican Hat
Folle avoine
In Spanish
mexican Hat
oat Grass
In Greek
Mexican Hat
βρώμη Grass
In Portuguese
Mexican Hat
aveia-
In Polish
Mexican Hat
Owies trawa
In Latin
Mexicanus Hat
oat Grass
Class
Magnoliopsida
Liliopsida
Family
Asteraceae
Poaceae
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Commelinids, Monocots
Subfamily
-
Danthonioideae
Season and Care of Mexican Hat and Oatgrass
Season and care of Mexican Hat and Oatgrass is important to know. While considering everything about Mexican Hat and Oatgrass Care, growing season is an essential factor. Mexican Hat season is Summer and Oatgrass season is Summer. The type of soil for Mexican Hat is Loam, Sand and for Oatgrass is Loam while the PH of soil for Mexican Hat is Neutral and for Oatgrass is Acidic, Neutral.
Mexican Hat and Oatgrass Physical Information
Mexican Hat and Oatgrass physical information is very important for comparison. Mexican Hat height is 30.00 cm and width 30.50 cm whereas Oatgrass height is 20.50 cm and width 30.50 cm. The color specification of Mexican Hat and Oatgrass are as follows:
Mexican Hat flower color: Yellow, Purple, Burgundy, Light Green and Brown
Mexican Hat leaf color: Light Green and Gray Green
Oatgrass flower color: Brown
- Oatgrass leaf color: Gray Green
Care of Mexican Hat and Oatgrass
Care of Mexican Hat and Oatgrass include pruning, fertilizers, watering etc. Mexican Hat pruning is done 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 and Remove deadheads and Oatgrass pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Mexican Hat needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Oatgrass needs Lots of watering and in winter, it needs Average Water.