Life Span
Perennial
Perennial
Type
Grass
Perennial
Origin
North America, Canada, Mexico
-
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Kniphofia uvaria
Number of Varieties
10070
0
40000
👆🏻
Habitat
Forest edges, Hillside, Woods
Damp Places, Marshy ground
USDA Hardiness Zone
-99996-9
0
99
👆🏻
AHS Heat Zone
9*1
9-4
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
150.00 cm45.70 cm
0
3900
👆🏻
Minimum Width
90.00 cm50.80 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Dark Purple, Light Purple, Red, White
Yellow, Red, Orange, Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green, Light Green, Blue Green, Gray Green
Green, Blue Green
Leaf Color in Summer
Light Green
Green, Blue Green
Leaf Color in Fall
Red, Green, Orange, Blue Green, Gray Green, Bronze
Blue Green, Gray Green, Light Yellow
Leaf Color in Winter
Tan, Sandy Brown
Light Green
Shape
Leaf Shape
Oblovate
Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Fast
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Early Summer, Summer, Late Summer
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Pollution, Soil Compaction
Drought
Where to Plant?
Container, Ground
Container, Ground
How to Plant?
Seedlings, Stem Planting
Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
-
Needs more water during establishment, Water Deeply, Water in morning to avoid prompting diseases, Water in the early morning hours
In Summer
Drought Tolerant, Average Water
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
-
Acidic, Neutral
Soil Type
-
Clay, Loam, Sand
Soil Drainage Capacity
-
Well drained
Sun Exposure
-
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut or pinch the stems, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, Apply N-P-K
Pests and Diseases
Red blotch
Onion thrips, Red blotch, Root rot
Plant Tolerance
Pollution, Soil Compaction
Drought, Moisture
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
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Flies
Snails
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
-
Uses
Aesthetic Uses
-
Borders, Cottage Garden, Ground Cover
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Fever, Kidney problems, Urinary tract problems
-
Part of Plant Used
Flowers, Root
-
Other Uses
-
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
-
Container, Cutflower, Mixed Border, Rock Garden, Wall
Botanical Name
PANICUM virgatum 'Northwind'
KNIPHOFIA 'Border Ballet'
Common Name
Northwind Switchgrass, Switchgrass
Tritoma, Wisley Blue Spring Starflower, Wisley Blue Springstar
In Hindi
Hydrangea
Tritoma
In German
Hortensie
Tritoma
In French
Hortensia
Tritoma
In Spanish
Hortensia
tritoma
In Greek
υδραγεία
tritoma
In Portuguese
Hortênsia
Tritoma
In Polish
Hortensja
Tritoma
In Latin
Hibiscus
Trytoma
Kingdom
Plantae
Plantae
Phylum
-
Tracheophyta
Class
-
Magnoliopsida
Order
-
Asparagales
Family
-
Liliaceae
Genus
-
Kniphofia
Clade
-
Angiosperms, Monocots
Tribe
-
-
Subfamily
-
-
Number of Species
172
1
27800
👆🏻