Life Span
Perennial
Perennial
Origin
Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States
Europe, Asia
Types
Apricot Delight, Copper canyon
Blue Oat grass
Habitat
Roadsides, sand dunes, Waste areas
Cropland, gardens, Grassland, Roadsides
USDA Hardiness Zone
5-8
4-9
Sunset Zone
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
Clump-Forming
Clump-Forming
Flower Color
Yellow
Brown
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Green
Gray Green
Leaf Color in Summer
Green
Light Green
Leaf Color in Fall
Green
Dark Green
Leaf Color in Winter
Light Green
Tan, Brown
Leaf Shape
Oblong
Grass like
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Early Summer, Summer, Late Summer
Early Summer
Tolerances
Variety of soil types
Drought
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Divison, Seedlings, Stem Planting
Seedlings
Plant Maintenance
Low
Medium
Watering Requirements
Average Water Needs, Do Not over Water, Never Over-water, Requires regular watering, Water more in summer
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
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Loam, Sand
Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, fertilize in growing season
All-Purpose Liquid Fertilizer
Pests and Diseases
Slugs, Snails
Red blotch
Plant Tolerance
Variety of soil types
Drought
Flower Petal Number
Single
Single
Foliage Sheen
Matte
Matte
Allergy
Abdominal pain, Constipation, Diarrhea, Skin irritation
Asthma, Itchy eyes
Aesthetic Uses
Beautification, Borders, Landscape Designing, Showy Purposes
-
Beauty Benefits
Good for skin, Making cosmetics, Stops hair loss
-
Environmental Uses
Air purification, Food for insects, Versatility
Air purification
Medicinal Uses
Eczema
Arthritis, Headache, Stomach pain
Part of Plant Used
Root
Whole plant
Other Uses
Decoration Purposes, Medicinal oil, Showy Purposes, Used as Ornamental plant, Used for its medicinal properties
Used as a nutritious food item
Used As Indoor Plant
Yes
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Edging, Feature Plant, Groundcover, Mixed Border
Bedding Plant, Feature Plant, Groundcover
Botanical Name
OENOTHERA 'Cold Crick'
ARRHENATHERUM
Common Name
Suncups, sundrops
Oatgrass
In Hindi
Evening Primrose
जई घास
In German
Evening Primrose
Ährengras
In French
onagre
Folle avoine
In Spanish
onagra
oat Grass
In Greek
Νυχτολούλουδο
βρώμη Grass
In Portuguese
Evening Primrose
aveia-
In Polish
wiesiołka
Owies trawa
In Latin
vespere Primrose
oat Grass
Class
Magnoliopsida
Liliopsida
Family
Onagraceae
Poaceae
Genus
Oenothera
Danthonia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Subfamily
Onagroideae
Danthonioideae
Season and Care of Evening Primrose and Oatgrass
Season and care of Evening Primrose and Oatgrass is important to know. While considering everything about Evening Primrose and Oatgrass Care, growing season is an essential factor. Evening Primrose season is Summer and Oatgrass season is Summer. The type of soil for Evening Primrose is Loam, Sand and for Oatgrass is Loam while the PH of soil for Evening Primrose is Acidic, Neutral, Alkaline and for Oatgrass is Acidic, Neutral.
Evening Primrose and Oatgrass Physical Information
Evening Primrose and Oatgrass physical information is very important for comparison. Evening Primrose height is 1.00 cm and width 0.10 cm whereas Oatgrass height is 20.50 cm and width 30.50 cm. The color specification of Evening Primrose and Oatgrass are as follows:
Evening Primrose flower color: Yellow
Evening Primrose leaf color: Green
Oatgrass flower color: Brown
- Oatgrass leaf color: Gray Green
Care of Evening Primrose and Oatgrass
Care of Evening Primrose and Oatgrass include pruning, fertilizers, watering etc. Evening Primrose pruning is done Remove damaged leaves, Remove dead branches, Remove dead leaves and Remove dead or diseased plant parts and Oatgrass pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Evening Primrose 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.