Life Span
Perennial
Perennial
Type
Perennial
Perennial
Origin
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Canada
-
Types
-
'Bees' Sunset, Buttercup, Nobilis
Number of Varieties
270
0
40000
👆🏻
Habitat
gardens, Hardwood forests
Damp shores, Marshy ground
USDA Hardiness Zone
5-76-9
0
99
👆🏻
AHS Heat Zone
7-5
10-5
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 cm111.80 cm
0
3900
👆🏻
Minimum Width
12.70 cm71.10 cm
0
6350
👆🏻
Plant Color
Flower Color
White
Orange, Orange Red
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Light Green
-
Leaf Color in Spring
Green, Blue Green
Green, Gray Green
Leaf Color in Summer
Green, Gray Green
Gray Green
Leaf Color in Fall
Green, Gray Green
Gray Green
Leaf Color in Winter
Light Green
Light Green
Shape
Leaf Shape
Butterfly shaped
Long linear and narrow
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Summer
Growing Conditions
Sunlight
Partial shade, Full Shade
Full Sun, Partial Sun
Growth Rate
Slow
Medium
Type of Soil
Clay, Loam
Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral, Alkaline
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, Pot
How to Plant?
Divison, Seedlings, Stem Planting
Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Medium
occasional watering once established, 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
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam
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
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
No fertilizers needed
All-Purpose Liquid Fertilizer
Pests and Diseases
Pests and diseases free, Red blotch
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
Coarse
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Butterflies
Butterflies
Allergy
-
-
Uses
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
-
Improve skin condition, Skin cleanser, Treatment of Dark Spots
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Cancer, Diuretic
-
Part of Plant Used
Flowers, Root
Whole plant
Other Uses
-
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Groundcover
Cutflower, Feature Plant, Mixed Border, Rock Garden, Wall
Botanical Name
JEFFERSONIA diphylla
KNIPHOFIA 'Alcazar'
Common Name
-
Red Hot Poker
In Hindi
Twinleaf
Red Hot Poker
In German
Twinleaf
Red Hot Poker
In French
Twinleaf
Red Hot Poker
In Spanish
Twinleaf
Red Hot Poker
In Greek
Twinleaf
Red Hot Poker
In Portuguese
Twinleaf
Red Hot Pôquer
In Polish
Twinleaf
Red Hot Poker
In Latin
Twinleaf
Hot Rubrum Poker
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Ranunculales
Liliales
Family
Berberidaceae
Liliaceae
Genus
Jeffersonia
Kniphofia
Clade
Angiosperms, Eudicots
Angiosperms, Monocots
Tribe
-
-
Subfamily
-
Asphodeloideae
Number of Species
272
1
27800
👆🏻