Life Span
Perennial
Perennial
Type
Perennial
Perennial
Origin
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Canada
-
Types
-
Kniphofia uvaria
Number of Varieties
270
0
40000
👆🏻
Habitat
gardens, Hardwood forests
Damp Places, Marshy ground
USDA Hardiness Zone
5-76-9
0
99
👆🏻
AHS Heat Zone
7-5
9-4
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Clump-Forming
Plant Size
Minimum Height
15.20 cm45.70 cm
0
3900
👆🏻
Minimum Width
12.70 cm50.80 cm
0
6350
👆🏻
Plant Color
Flower Color
White
Yellow, Red, Orange, Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Light Green
-
Leaf Color in Spring
Green, Blue Green
Green, Blue Green
Leaf Color in Summer
Green, Gray Green
Green, Blue Green
Leaf Color in Fall
Green, Gray Green
Blue Green, Gray Green, Light Yellow
Leaf Color in Winter
Light Green
Light Green
Shape
Leaf Shape
Butterfly shaped
Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer
Growing Conditions
Sunlight
Partial shade, Full Shade
Full Sun, Partial Sun
Growth Rate
Slow
Medium
Type of Soil
Clay, Loam
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Late Spring, Early Summer
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground, Pot
Container, Ground
How to Plant?
Divison, Seedlings, Stem Planting
Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Medium
Needs more water during establishment, Water Deeply, Water in morning to avoid prompting diseases, Water in the early morning hours
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Partial shade, Full Shade
Full Sun, Partial Sun
Pruning
Remove deadheads, Requires very little pruning
Cut or pinch the stems, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
No fertilizers needed
All-Purpose Liquid Fertilizer, Apply N-P-K
Pests and Diseases
Pests and diseases free, Red blotch
Onion thrips, Red blotch, Root rot
Plant Tolerance
Drought
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
Coarse
Coarse
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Butterflies
Snails
Allergy
-
-
Uses
Aesthetic Uses
Showy Purposes
Borders, Cottage Garden, Ground Cover
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Cancer, Diuretic
-
Part of Plant Used
Flowers, Root
-
Other Uses
-
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Groundcover
Container, Cutflower, Mixed Border, Rock Garden, Wall
Botanical Name
JEFFERSONIA diphylla
KNIPHOFIA 'Border Ballet'
Common Name
-
Tritoma, Wisley Blue Spring Starflower, Wisley Blue Springstar
In Hindi
Twinleaf
Tritoma
In German
Twinleaf
Tritoma
In French
Twinleaf
Tritoma
In Spanish
Twinleaf
tritoma
In Greek
Twinleaf
tritoma
In Portuguese
Twinleaf
Tritoma
In Polish
Twinleaf
Tritoma
In Latin
Twinleaf
Trytoma
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Ranunculales
Asparagales
Family
Berberidaceae
Liliaceae
Genus
Jeffersonia
Kniphofia
Clade
Angiosperms, Eudicots
Angiosperms, Monocots
Tribe
-
-
Subfamily
-
-
Number of Species
272
1
27800
👆🏻