Life Span
Perennial
Annual and Perennial
Type
Flowering Plants
Tender Perennial
Origin
North-Central United States, Central United States, Western United States, Texas
Eastern Africa
Types
-
-
Number of Varieties
7015
0
40000
👆🏻
Habitat
Cultivated Beds, Sandy areas, Sunny Edge
Rocky Ridges, Shores of rivers or lakes, Tropical Climate, tropical environments
USDA Hardiness Zone
3-911-12
0
99
👆🏻
AHS Heat Zone
9-1
7-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 10
H1, 23, 24
Habit
Upright/Erect
Cushion/Mound-forming
Plant Size
Minimum Height
50.80 cm25.40 cm
0
3900
👆🏻
Minimum Width
35.60 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
White
Purple, Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Light Green, Gray Green
Dark Green
Leaf Color in Summer
Gray Green
Dark Green
Leaf Color in Fall
Gray Green
Dark Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Oval to egg shaped
Ovate
Thorns
✔
✘
✔
✘
Plant Season
Summer
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Fast
Slow
Type of Soil
Clay, Loam
Loam
The pH of Soil
Neutral, Alkaline
Neutral
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer, Summer
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground, Pot
Container, Ground, Pot
How to Plant?
Cuttings, Divison, Seedlings
Seedlings, stem tip cuttings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Keep the Soil well drained, Needs a lot of moisture in the growing season, Reduce watering in winter
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
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Pinch Tips, Prune prior to new growth, Prune to stimulate growth
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Grey mold, Leaf spot, Mites, Root rot
Plant Tolerance
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
Medium
Fine
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Bumblebees
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
Analgesic, Febrifuge, Stomachic
-
Part of Plant Used
Root
Flowers, Leaves
Other Uses
Chewing
Used as Ornamental plant, Used for bedding in gardens
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Rock Garden / Wall, Wildflower
Container, Edging, Houseplant, Tropical
Botanical Name
PENSTEMON grandiflorus 'Prairie Snow'
EXACUM affine
Common Name
Large Beardtongue, Prairie Snow Beardtongue
German Violet, Persian Violet
In Hindi
Large Beardtongue
persian violet
In German
Large Beardtongue
persian violet
In French
Large Beardtongue
persian violet
In Spanish
Large Beardtongue
Violeta persa
In Greek
Large Beardtongue
Περσικό Violet
In Portuguese
Large Beardtongue
Violeta persa
In Polish
Large Beardtongue
Persian Violet
In Latin
Large Beardtongue
hyacinthum Persarum
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Scrophulariales
Gentianales
Family
Scrophulariaceae
Gentianaceae
Genus
Penstemon
Exacum
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
-
Exaceae
Subfamily
-
-
Number of Species
25025
1
27800
👆🏻