Life Span
Perennial
Perennial
Type
Grass
Shrubs
Origin
North America, United States, Southwestern United States, Texas, Mexico
China, Indonesia, Japan, Korea, The Hiamalayas
Types
Foxtail muhly, Devils Canyon muhly, alkali muhly
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Number of Varieties
2100
0
40000
👆🏻
Habitat
High elevation, Hillside, Slopes
Forest margins, Hillside, Woods
USDA Hardiness Zone
7-103-9
0
99
👆🏻
AHS Heat Zone
12 - 7
9-1
Sunset Zone
-
A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Clump-Forming
Oval or Rounded
Plant Size
Minimum Height
45.72 cm4.92 cm
0
3900
👆🏻
Minimum Width
60.00 cm11.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Pink, Purple, White
Blue, Dark Purple, Light Purple, Red, White
Flower Color Modifier
Bicolor
-
Fruit Color
Brown, White
-
Leaf Color in Spring
Light Green, Blue Green
Green
Leaf Color in Summer
Light Green
Green, Dark Green
Leaf Color in Fall
Blue Green, Gray Green
Dark Green, Yellow, Yellow green
Leaf Color in Winter
Blue Green, Gray Green, Tan
-
Shape
Leaf Shape
Grass like
Oblovate
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall, Winter
Early Spring, Late Autumn
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam, Sand
Light
The pH of Soil
Acidic, Neutral
Acidic
Soil Drainage
Well drained
Well drained
Bloom Time
Early Fall, Fall
Spring, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Container, Ground, Pot
Ground, Pot
How to Plant?
Divison, Seedlings
Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Needs less watering, Water every 3 weeks until the root ball is wet
Keep the ground moist but not water-logged, Requires regular watering, Use and maintain water-efficient soaker hoses, Water twice a day in the initial period
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic
Soil Type
Clay, Loam, Sand
Light
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
Grass Cuttting and pruning up to 5cm, Prune in early spring, Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut or pinch the stems, Do not prune during shooting season, Prune lower leaves, Prune to stimulate growth, Remove dead or diseased plant parts
Fertilizers
All-Purpose Liquid Fertilizer, EDTA iron
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Anthracnose, Cercospora leaf spot, Mushroom root rot, Powdery mildew
Plant Tolerance
Drought
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
Coarse
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Butterflies
Bees, Flies
Allergy
Pollen
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Uses
Aesthetic Uses
Ground Cover
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, soil erosion prevension on hill slopes, Wildlife
Air purification
Plant Benefits
Medicinal Uses
-
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
-
Flowers, Root
Other Uses
Used as Ornamental plant
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Dried Flower/Everlasting, Foundation, Groundcover, Mixed Border, Rock Garden / Wall
-
Botanical Name
MUHLENBERGIA emersleyi
Hydrangea
Common Name
Bull Grass
Hydrangea or hortensia
In Hindi
Bull Grass
Hydrangea
In German
Bull Grass
Hortensie
In French
Bull Herbe
Hortensia
In Spanish
Bull Hierba
Hortensia
In Greek
Δελτίο Grass
υδραγεία
In Portuguese
touro grama
Hortênsia
In Polish
Bull Trawa
Hortensja
In Latin
Bull Grass
Hibiscus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Cyperales
Cornales
Family
Poaceae
Hydrangeaceae
Genus
Muhlenbergia
Hydrangea
Clade
Angiosperms, Commelinids, Monocots
-
Tribe
Eragrostideae
-
Subfamily
Chloridoideae
-
Number of Species
18075
1
27800
👆🏻