Life Span
Perennial
Biennial
Type
Flowering Plants
Flowering Plants, Grass, Herbs
Origin
South-Central United States
Southwestern United States, Mexico
Types
Penstemon digitalis, Penstemon barbatus, Penstemon heterophyllus
'Balboa White' lisianthus, 'Forever Blue' lisianthus, 'Forever White' lisianthus, 'Lisa Pink' lisianthus
Number of Varieties
20010
0
40000
👆🏻
Habitat
Rocky areas
Grassland, Warmer regions
USDA Hardiness Zone
5-88-11
0
99
👆🏻
AHS Heat Zone
12-1
12-1
Sunset Zone
No Available
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
30.00 cm40.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm8.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Purple
White, Blue, Pink, Lavender, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green
Gray Green
Leaf Color in Summer
Green
Gray Green
Leaf Color in Fall
Green
Gray Green
Leaf Color in Winter
-
Gray Green
Shape
Leaf Shape
Long linear and narrow
Succulent
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Slow
Type of Soil
Loam
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring
Spring, Late Spring, Early Summer, Summer, Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
From bulbs
Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires watering in the growing season
Form a Soil ring to water efficiently, It cannot sustain wet-feet, Keep the ground moist but not water-logged, Use Mulches to help prevent water loss during hot and windy weather, Water twice a day in the initial period
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Neutral, Alkaline
Soil Type
Loam
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves
Cut or pinch the stems, Prune ocassionally, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Botrytis Blight, Cercospora leaf spot, Cucumber mosaic, Curvularia blotch, Downy mildew, Fusarium stem rot, Fusarium wilt, Impatiens necrotic spot, Lisianthus necrosis, Phyllosticta leaf spot, Pythium root rot, Rhizoctonia stem rot, Sclerophoma stem blight, Tobacco mosaic
Plant Tolerance
Drought
Drought
Flowers
✔
✘
✔
✘
Flower Petal Number
Single
Single, Double, Semi-Double
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds, Butterflies
Bees, Butterflies
Allergy
-
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Uses
Aesthetic Uses
Showy Purposes
Beautification, Bouquets, Showy Purposes, Used for decorating walls, fences, gates, hedges, etc.
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Flowers, Leaves
Flowers
Other Uses
Showy Purposes, Used as Ornamental plant
Showy Purposes, Used for fragrance
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Rock Garden / Wall, Wildflower
Bedding Plant, Container, Cutflower, Mixed Border, Wildflower
Botanical Name
PENSTEMON cobaea
EUSTOMA grandiflorum
Common Name
Beardtongue
Lisianthus, Florida blue,bBuebell
In Hindi
Beardtongue
Lisianthus
In German
Bartfaden
Lisianthus
In French
beardtongue
Lisianthus
In Spanish
beardtongue
Lisianthus
In Greek
Beardtongue
Lisianthus
In Portuguese
Beardtongue
Lisianthus
In Polish
Beardtongue
Eustoma
In Latin
ursus lingua
Lisianthus
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Equisetopsida
Magnoliopsida
Order
Lamiales
Gentianales
Family
Scrophulariaceae
Gentianaceae
Genus
Penstemon
Eustoma
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
-
Chironieae
Subfamily
-
-
Number of Species
2613
1
27800
👆🏻