Life Span
Perennial
Perennial
Type
Flowering Plants
Broadleaf Evergreen
Origin
North-Central United States, Central United States, Western United States, Texas
-
Types
Blue Toadflax, Old-Field Toadflax
Rhododendron, Azalea indica, Azalea japonica
Number of Varieties
3010
0
40000
👆🏻
Habitat
Cultivated Beds
Forests
USDA Hardiness Zone
3-98-11
0
99
👆🏻
AHS Heat Zone
9-1
-
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 10
21,22
Habit
Upright/Erect
Oval or Rounded
Plant Size
Minimum Height
61.00 cm60.00 cm
0
3900
👆🏻
Minimum Width
25.40 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Pink, Light Blue, Lavender
Red
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Light Green, Blue Green, Gray Green
Green, Dark Green
Leaf Color in Summer
Blue Green, Gray Green
Green, Dark Green
Leaf Color in Fall
Blue Green, Gray Green
Green, Dark Green
Leaf Color in Winter
-
Green, Dark Green
Shape
Leaf Shape
Oval to egg shaped
Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Fast
Medium
Type of Soil
Clay, Loam
Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Early Spring, Spring, Late Fall, Winter, Late Winter
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground
Ground
How to Plant?
Cuttings, Divison, Seedlings
Seedlings, Stem Cutting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water
Average Water Needs, Do not water frequently
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Acidic
Soil Type
Clay, Loam
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
use all-purpose fertilizers
All-Purpose Liquid Fertilizer, Apply N-P-K
Pests and Diseases
Foliar disease, Root rot, Spider mites
Caterpillars, Citrus leaf miner, Petal blight, Red blotch, Rust, Twig blight, Whiteflies
Plant Tolerance
Drought
Drought, Shade areas
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
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bumblebees
Onion thrips, White Pine Weevil
Allergy
Depression, High blood cholestrol, Pain
-
Uses
Aesthetic Uses
Showy Purposes
Bonsai, Cottage Garden
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Analgesic, Febrifuge, Stomachic
Astringent
Part of Plant Used
Leaves, Root
Flowers, Leaves
Other Uses
-
Repellent, used for making charcoal, Used for woodware
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Rock Garden / Wall, Wildflower
Container, Feature Plant, Foundation, Mixed Border, Rock Garden, Wall, Topiary, Bonsai, Espalier
Botanical Name
PENSTEMON grandiflorus
RHODODENDRON 'Anthopogon'
Common Name
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
Evergreen Azalea
In Hindi
Wild Snapdragon
Azalea
In German
Wilde Snapdragon
Azalee
In French
Snapdragon sauvage
azalée
In Spanish
Salvaje Snapdragon
azalea
In Greek
άγρια Snapdragon
αζάλεα
In Portuguese
Selvagem Snapdragon
Azalea
In Polish
Dziki Snapdragon
azalia
In Latin
Phlox Ferae
Azalea
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Scrophulariales
Ericales
Family
Scrophulariaceae
Ericaceae
Genus
Penstemon
Rhododendron
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
-
Rhodoreae
Subfamily
Scrophularioideae
Ericoideae
Number of Species
401024
1
27800
👆🏻