Life Span
Perennial
Annual and Perennial
Type
Perennial
Tender Perennial
Origin
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Canada
Eastern Africa
Types
-
-
Number of Varieties
215
0
40000
👆🏻
Habitat
gardens, Hardwood forests
Rocky Ridges, Shores of rivers or lakes, Tropical Climate, tropical environments
USDA Hardiness Zone
5-711-12
0
99
👆🏻
AHS Heat Zone
7-5
7-1
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10
H1, 23, 24
Habit
Clump-Forming
Cushion/Mound-forming
Plant Size
Minimum Height
15.20 cm25.40 cm
0
3900
👆🏻
Minimum Width
12.70 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
White
Purple, Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Light Green
-
Leaf Color in Spring
Green, Blue Green
Dark Green
Leaf Color in Summer
Green, Gray Green
Dark Green
Leaf Color in Fall
Green, Gray Green
Dark Green
Leaf Color in Winter
Light Green
Light Green
Shape
Leaf Shape
Butterfly shaped
Ovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Partial shade, Full Shade
Full Sun, Partial Sun
Growth Rate
Slow
Slow
Type of Soil
Clay, Loam
Loam
The pH of Soil
Neutral, Alkaline
Neutral
Soil Drainage
Average
Average
Bloom Time
Late Spring, Early Summer
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground, Pot
Container, Ground, Pot
How to Plant?
Divison, Seedlings, Stem Planting
Seedlings, stem tip cuttings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Medium
Keep ground moist, Keep the Soil well drained, Medium, Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Neutral
Soil Type
Clay, Loam
Loam
Soil Drainage Capacity
Average
Average
Sun Exposure
Partial shade, Full Shade
Full Sun, Partial Sun
Pruning
Remove deadheads, Requires very little pruning
Pinch Tips, Prune prior to new growth, Prune to stimulate growth
Fertilizers
No fertilizers needed
All-Purpose Liquid Fertilizer
Pests and Diseases
Pests and diseases free, Red blotch
Grey mold, Leaf spot, Mites, Root rot
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
Fine
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Butterflies
Butterflies, Flying insects, Hummingbirds
Allergy
-
Pollen
Uses
Aesthetic Uses
Showy Purposes
Bouquets, Cut Flowers, Decorating walls, Hanging Basket, Showy Purposes, Used for decorating walls, fences, gates, hedges, etc.
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Cancer, Diuretic
-
Part of Plant Used
Flowers, Root
Flowers, Leaves
Other Uses
-
Used as Ornamental plant, Used for bedding in gardens
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Groundcover
Container, Edging, Houseplant, Tropical
Botanical Name
JEFFERSONIA diphylla
EXACUM affine
Common Name
-
German Violet, Persian Violet
In Hindi
Twinleaf
persian violet
In German
Twinleaf
persian violet
In French
Twinleaf
persian violet
In Spanish
Twinleaf
Violeta persa
In Greek
Twinleaf
Περσικό Violet
In Portuguese
Twinleaf
Violeta persa
In Polish
Twinleaf
Persian Violet
In Latin
Twinleaf
hyacinthum Persarum
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Ranunculales
Gentianales
Family
Berberidaceae
Gentianaceae
Genus
Jeffersonia
Exacum
Clade
Angiosperms, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
-
Exaceae
Subfamily
-
-
Number of Species
225
1
27800
👆🏻