Life Span
Annual and Perennial
Annual and Perennial
Type
Grass
Flowering Plants, Shrubs
Origin
Africa
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Types
Pennisetum glaucum
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Number of Varieties
7100
0
40000
👆🏻
Habitat
Sunny Edge, Warmer regions
Forest edges, Hillside, Woods
USDA Hardiness Zone
8-112-11
0
99
👆🏻
AHS Heat Zone
12 - 8
7 - 1
Sunset Zone
8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
90.00 cm30.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Brown, Purple, Purplish-black
Blue, Sky Blue, Indigo, Dark Blue
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, Cream
Brown, Sandy Brown
Leaf Color in Spring
Purple, Dark Green, Burgundy
Sea Green, Gray Green
Leaf Color in Summer
Light Green
Sea Green, Gray Green
Leaf Color in Fall
Purple, Dark Green, Burgundy
Sea Green, Gray Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Long Linear
Oblovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Very Fast
Very Fast
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Summer, Late Summer, Early Fall, Fall
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Container, Ground, Pot
Container, Ground, Pot
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires regular watering
Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Slightly Acidic
Soil Type
Loam, Sand
Loamy
Soil Drainage Capacity
Well drained
Loamy
Sun Exposure
Full Sun
Full Sun
Pruning
Prune in winter, Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
15-0-15, All-Purpose Liquid Fertilizer
Compost
Pests and Diseases
Alternaria Leaf Spot, eyespot, Red blotch
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Plant Tolerance
Deer resistant, Drought
Drought
Flowers
Showy
Showy
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
Medium
Foliage Sheen
-
Matte
Evergreen
✔
✘
✔
✘
Invasive
Sometimes
Sometimes
Self-Sowing
✔
✘
✔
✘
Attracts
Aphids, Bees, Birds
Butterflies
Allergy
-
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Uses
Aesthetic Uses
along a porch, deck or patio, Beautification, Informal Hedge, Mixed Border, Showy Purposes, Wild gardens
Beautification, Bouquets, Landscape Designing, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Plant Benefits
Medicinal Uses
-
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Branch, Flowering Tips, Whole plant
Flowers, Root
Other Uses
Beneficial species for attracting pollinators, repels deer
Can be made into a herbal tea, Decoration Purposes, Employed in herbal medicine, Showy Purposes, Used as Ornamental plant, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Container, Cutflower, Dried Flower/Everlasting, Mixed Border
Container, Herb
Botanical Name
PENNISETUM glaucum 'purple millet'
CENTAUREA cyanus
Common Name
Millet, Pearl Millet
Batchelor's Buttons, Cornflower
In Hindi
purple millet
Hydrangea
In German
purple millet
Hortensie
In French
millet pourpre
Hortensia
In Spanish
purple millet
Hortensia
In Greek
purple millet
υδραγεία
In Portuguese
purple millet
Hortênsia
In Polish
purple millet
Hortensja
In Latin
purple millet
Hibiscus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Anthophyta
Class
Liliopsida
Magnoliopsida
Order
Cyperales
Asterales
Family
Poaceae
Asteraceae
Genus
Pennisetum
Centaurea
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Asterids, Eudicots
Tribe
Paniceae
Cynareae
Subfamily
Panicoideae
Carduoideae
Number of Species
1250
1
27800
👆🏻