Life Span
Perennial
Perennial
Type
Perennial
Grass
Origin
Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States
North America, United States, Southwestern United States, Texas, Mexico
Types
Apricot Delight, Copper canyon
Foxtail muhly, Devils Canyon muhly, alkali muhly
Number of Varieties
132
0
40000
👆🏻
Habitat
Roadsides, sand dunes, Waste areas
High elevation, Hillside, Slopes
USDA Hardiness Zone
5-87-10
0
99
👆🏻
AHS Heat Zone
8-1
12 - 7
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
-
Habit
Clump-Forming
Clump-Forming
Plant Size
Minimum Height
1.00 cm45.72 cm
0
3900
👆🏻
Minimum Width
0.10 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow
Pink, Purple, White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Tan
Brown, White
Leaf Color in Spring
Green
Light Green, Blue Green
Leaf Color in Summer
Green
Light Green
Leaf Color in Fall
Green
Blue Green, Gray Green
Leaf Color in Winter
Light Green
Blue Green, Gray Green, Tan
Shape
Leaf Shape
Oblong
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Summer
Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Early Summer, Summer, Late Summer
Early Fall, Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Variety of soil types
Drought
Where to Plant?
Container, Ground, Pot
Container, Ground, Pot
How to Plant?
Divison, Seedlings, Stem Planting
Divison, Seedlings
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water, Never Over-water, Requires regular watering, Water more in summer
Needs less watering, Water every 3 weeks until the root ball is wet
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Grass Cuttting and pruning up to 5cm, Prune in early spring, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, fertilize in growing season
All-Purpose Liquid Fertilizer, EDTA iron
Pests and Diseases
Slugs, Snails
Red blotch
Plant Tolerance
Variety of soil types
Drought
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
Insects
Bees, Butterflies
Allergy
Abdominal pain, Constipation, Diarrhea, Skin irritation
Pollen
Uses
Aesthetic Uses
Beautification, Borders, Landscape Designing, Showy Purposes
Ground Cover
Beauty Benefits
Good for skin, Making cosmetics, Stops hair loss
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Food for insects, Versatility
Air purification, soil erosion prevension on hill slopes, Wildlife
Plant Benefits
Medicinal Uses
Eczema
-
Part of Plant Used
Root
-
Other Uses
Decoration Purposes, Medicinal oil, Showy Purposes, Used as Ornamental plant, Used for its medicinal properties
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Edging, Feature Plant, Groundcover, Mixed Border
Dried Flower/Everlasting, Foundation, Groundcover, Mixed Border, Rock Garden / Wall
Botanical Name
OENOTHERA 'Cold Crick'
MUHLENBERGIA emersleyi
Common Name
Suncups, sundrops
Bull Grass
In Hindi
Evening Primrose
Bull Grass
In German
Evening Primrose
Bull Grass
In French
onagre
Bull Herbe
In Spanish
onagra
Bull Hierba
In Greek
Νυχτολούλουδο
Δελτίο Grass
In Portuguese
Evening Primrose
touro grama
In Polish
wiesiołka
Bull Trawa
In Latin
vespere Primrose
Bull Grass
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Myrtales
Cyperales
Family
Onagraceae
Poaceae
Genus
Oenothera
Muhlenbergia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Tribe
Onagreae
Eragrostideae
Subfamily
Onagroideae
Chloridoideae
Number of Species
145180
1
27800
👆🏻