Life Span
Perennial
Perennial
Type
Shrubs
Grass
Origin
China, Indonesia, Japan, Korea, The Hiamalayas
Europe, Asia
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Blue Oat grass
Number of Varieties
100-
0
40000
👆🏻
Habitat
Forest margins, Hillside, Woods
Cropland, gardens, Grassland, Roadsides
USDA Hardiness Zone
3-94-9
0
99
👆🏻
AHS Heat Zone
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
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 15, 16, 17, 23, 24
Habit
Oval or Rounded
Clump-Forming
Plant Size
Minimum Height
4.92 cm20.50 cm
0
3900
👆🏻
Minimum Width
11.00 cm30.50 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Dark Purple, Light Purple, Red, White
Brown
Flower Color Modifier
-
Bicolor
Fruit Color
-
Brown
Leaf Color in Spring
Green
Gray Green
Leaf Color in Summer
Green, Dark Green
Light Green
Leaf Color in Fall
Dark Green, Yellow, Yellow green
Dark Green
Leaf Color in Winter
-
Tan, Brown
Shape
Leaf Shape
Oblovate
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Early Spring, Late Autumn
-
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Fast
Medium
Type of Soil
Light
Loam
The pH of Soil
Acidic
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Spring, Summer
Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground, Pot
Ground
How to Plant?
Seedlings, Stem Planting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
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
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
Soil pH
Acidic
Acidic, Neutral
Soil Type
Light
Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Cut or pinch the stems, Do not prune during shooting season, Prune lower leaves, Prune to stimulate growth, Remove dead or diseased plant parts
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Anthracnose, Cercospora leaf spot, Mushroom root rot, Powdery mildew
Red blotch
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
Coarse
-
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Flies
-
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Asthma, Itchy eyes
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Fever, Kidney problems, Urinary tract problems
Arthritis, Headache, Stomach pain
Part of Plant Used
Flowers, Root
Whole plant
Other Uses
-
Used as a nutritious food item
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
-
Bedding Plant, Feature Plant, Groundcover
Botanical Name
Hydrangea
ARRHENATHERUM
Common Name
Hydrangea or hortensia
Oatgrass
In Hindi
Hydrangea
जई घास
In German
Hortensie
Ährengras
In French
Hortensia
Folle avoine
In Spanish
Hortensia
oat Grass
In Greek
υδραγεία
βρώμη Grass
In Portuguese
Hortênsia
aveia-
In Polish
Hortensja
Owies trawa
In Latin
Hibiscus
oat Grass
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
-
Class
Magnoliopsida
Liliopsida
Order
Cornales
Poales
Family
Hydrangeaceae
Poaceae
Genus
Hydrangea
Danthonia
Clade
-
Angiosperms, Commelinids, Monocots
Tribe
-
Aveneae
Subfamily
-
Danthonioideae
Number of Species
75450
1
27800
👆🏻