Life Span
Perennial
Perennial
Origin
Europe, Asia
Southeastern United States, North-Central United States, Central United States, South-Central United States, Southwestern United States, Texas, Canada, Mexico
Types
Blue Oat grass
Ratibida columnifera
Habitat
Cropland, gardens, Grassland, Roadsides
Dry areas, Prairies, Rocky areas, rocky outcrops
USDA Hardiness Zone
4-9
3-10
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 15, 16, 17, 23, 24
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
Habit
Clump-Forming
Upright/Erect
Flower Color
Brown
Yellow, Purple, Burgundy, Light Green, Brown
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Gray Green
Light Green, Gray Green
Leaf Color in Summer
Light Green
Light Green, Gray Green
Leaf Color in Fall
Dark Green
Light Green, Gray Green
Leaf Color in Winter
Tan, Brown
Light Green
Leaf Shape
Grass like
Subulate
Sunlight
Full Sun, Partial Sun
Full Sun
Type of Soil
Loam
Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral
Soil Drainage
Average
Well drained
Bloom Time
Early Summer
Late Spring, Early Summer, Summer, Late Summer
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Does not require lot of watering, Water occasionally
Average Water Needs, Water in morning to avoid prompting diseases
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Neutral
Soil Type
Loam
Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
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
All-Purpose Liquid Fertilizer, Apply N-P-K
Pests and Diseases
Red blotch
Pests and diseases free, Red blotch
Plant Tolerance
Drought
Drought, Dry Conditions, Dry soil, Full Sun
Flower Petal Number
Single
Single
Foliage Sheen
Matte
Matte
Attracts
-
Birds, Butterflies
Allergy
Asthma, Itchy eyes
Rhinitis
Environmental Uses
Air purification
Air purification
Medicinal Uses
Arthritis, Headache, Stomach pain
Analgesic
Part of Plant Used
Whole plant
Flowers
Other Uses
Used as a nutritious food item
Can be made into a herbal tea, Used in making tea
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Bedding Plant, Feature Plant, Groundcover
Container, Cutflower, Mixed Border, Wildflower
Botanical Name
ARRHENATHERUM
RATIBIDA columnifera
Common Name
Oatgrass
Mexican Hat
In Hindi
जई घास
Mexican Hat
In German
Ährengras
Mexican Hat
In French
Folle avoine
Mexican Hat
In Spanish
oat Grass
mexican Hat
In Greek
βρώμη Grass
Mexican Hat
In Portuguese
aveia-
Mexican Hat
In Polish
Owies trawa
Mexican Hat
In Latin
oat Grass
Mexicanus Hat
Class
Liliopsida
Magnoliopsida
Family
Poaceae
Asteraceae
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Asterids, Eudicots
Subfamily
Danthonioideae
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Season and Care of Oatgrass and Mexican Hat
Season and care of Oatgrass and Mexican Hat is important to know. While considering everything about Oatgrass and Mexican Hat Care, growing season is an essential factor. Oatgrass season is and Mexican Hat season is . The type of soil for Oatgrass is Loam and for Mexican Hat is Loam, Sand while the PH of soil for Oatgrass is Acidic, Neutral and for Mexican Hat is Neutral.
Oatgrass and Mexican Hat Physical Information
Oatgrass and Mexican Hat physical information is very important for comparison. Oatgrass height is 20.50 cm and width 30.50 cm whereas Mexican Hat height is 30.00 cm and width 30.50 cm. The color specification of Oatgrass and Mexican Hat are as follows:
Oatgrass flower color: Brown
Oatgrass leaf color: Gray Green
Mexican Hat flower color: Yellow, Purple, Burgundy, Light Green and Brown
- Mexican Hat leaf color: Light Green and Gray Green
Care of Oatgrass and Mexican Hat
Care of Oatgrass and Mexican Hat include pruning, fertilizers, watering etc. Oatgrass pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and 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. In summer Oatgrass needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Mexican Hat needs Lots of watering and in winter, it needs Average Water.