Life Span
Perennial
Annual and Perennial
Type
Perennial, Shrub
Tender Perennial
Origin
Northwestern United States, Canada
Mexico, Central America
Types
sharpleaf penstemon, white-margined beardtongue, lowland beardtongue
A. houstonianum f. isochroum, A. houstonianum f. luteum, A. houstonianum var. muticescens
Number of Varieties
786
0
40000
👆🏻
Habitat
foothill woods, High elevation, Open areas, Rocky areas
Sunny Edge, Woodland Garden
USDA Hardiness Zone
4-910-13
0
99
👆🏻
AHS Heat Zone
9-1
12-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 14, 15
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 20, 21, 22, 23, 24
Habit
Mat-forming
Cushion/Mound-forming
Plant Size
Minimum Height
45.72 cm30.00 cm
0
3900
👆🏻
Minimum Width
40.64 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Purple
White, Blue, Blue Violet
Flower Color Modifier
Bicolor
-
Fruit Color
Brown
Brown
Leaf Color in Spring
Dark Green
Green
Leaf Color in Summer
Dark Green
Green
Leaf Color in Fall
Dark Green
Green
Leaf Color in Winter
Dark Green
Green
Shape
Leaf Shape
Narrow and lance shape
Heart-shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Slow
Fast
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Needs less watering, Requires regular watering, Water occasionally
Keep ground moist, Keep the Soil well drained
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
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
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
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
Fine
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds, Butterflies
Birds, Butterflies
Allergy
Asthma, Pollen
allergic reaction, Poisonous, Skin irritation
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Wildlife
Air purification
Plant Benefits
Medicinal Uses
Recovering internal injuries, Wounds
Anodyne, Cuts, Wounds
Part of Plant Used
Flowers
Flowers
Other Uses
Container, Used as Ornamental plant, Veterinarian uses
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Alpine, Container, Mixed Border, Rock Garden / Wall, Wildflower
Bedding Plant, Container, Cutflower, Edging, Hanging Basket, Mixed Border, Tropical
Botanical Name
PENSTEMON fruticosus 'Purple Haze'
AGERATUM houstonianum
Common Name
Bush Penstemon, Shrubby Penstemon
Ageratum, Blue Mink, Flossflower
In Hindi
Bush Penstemon
Blue Mink
Plant
In German
Bush Penstemon
Blue Mink
Pflanze
In French
Bush Penstemon
Bleu Mink
Plante
In Spanish
Bush Penstemon
azul Mink
Planta
In Greek
Μπους Penstemon
μπλε βιζόν
Φυτό
In Portuguese
Bush, Penstemon
azul Mink
Plantar
In Polish
Bush Penstemon
niebieski Mink
Roślina
In Latin
Persicaria Bush
blue Mink
planta
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Scrophulariales
Asterales
Family
Scrophulariaceae
Asteraceae
Genus
Penstemon
Ageratum
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
-
Eupatorieae
Subfamily
-
Asteroideae
Number of Species
2501
1
27800
👆🏻