Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Flowering Plants
Origin
China
North-Central United States, Central United States, Western United States, Texas
Types
Rhododendron
Blue Toadflax, Old-Field Toadflax
Number of Varieties
2030
0
40000
👆🏻
Habitat
Well Drained
Cultivated Beds
USDA Hardiness Zone
5-73-9
0
99
👆🏻
AHS Heat Zone
-
9-1
Sunset Zone
21,22
1a, 1b, 2a, 2b, 3a, 3b, 10
Habit
Cushion/Mound-forming
Upright/Erect
Plant Size
Minimum Height
25.40 cm61.00 cm
0
3900
👆🏻
Minimum Width
45.70 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
Purple, Lavender, Violet
Pink, Light Blue, Lavender
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Blue Green
Light Green, Blue Green, Gray Green
Leaf Color in Summer
Blue Green
Blue Green, Gray Green
Leaf Color in Fall
Blue Green
Blue Green, Gray Green
Leaf Color in Winter
Blue Green
-
Shape
Leaf Shape
Elliptic and Ovate
Oval to egg shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Slow
Fast
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Acidic
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Early Spring, Spring
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Container, Pot
Ground
How to Plant?
Rooted stem cutting
Cuttings, Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Average Water Needs, Do Not over Water
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic
Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Well drained
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
use all-purpose fertilizers
Pests and Diseases
-
Foliar disease, Root rot, Spider mites
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
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Bumblebees
Allergy
-
Depression, High blood cholestrol, Pain
Uses
Aesthetic Uses
Beautification, Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
Analgesic, Febrifuge, Stomachic
Part of Plant Used
Flowers, Leaves
Leaves, Root
Other Uses
-
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Alpine, Container, Edging, Groundcover, Mixed Border, Rock Garden, Wall, Topiary, Bonsai, Espalier
Rock Garden / Wall, Wildflower
Botanical Name
RHODODENDRON impeditum
PENSTEMON grandiflorus
Common Name
Dwarf Rhododendron, Dwarf Purple Rhododendron
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
In Hindi
Dwarf Rhododendron
Wild Snapdragon
In German
Dwarf Rhododendron
Wilde Snapdragon
In French
Dwarf Rhododendron
Snapdragon sauvage
In Spanish
Dwarf Rhododendron
Salvaje Snapdragon
In Greek
Dwarf Rhododendron
άγρια Snapdragon
In Portuguese
Dwarf Rhododendron
Selvagem Snapdragon
In Polish
Dwarf Rhododendron
Dziki Snapdragon
In Latin
Dwarf Rhododendron
Phlox Ferae
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Ericales
Scrophulariales
Family
Ericaceae
Scrophulariaceae
Genus
Rhododendron
Penstemon
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
Rhodoreae
-
Subfamily
Ericoideae
Scrophularioideae
Number of Species
4040
1
27800
👆🏻