Life Span
Perennial
  
Perennial
  
Type
Tree
  
Flowering Plants, Herbs
  
Origin
Europe, Southern Asia, Southeastern Asia, India, China
  
Southwestern United States, Mexico
  
Types
cinnamomeum, zeylanicum, delavayi
  
Not Available
  
Number of Varieties
Not Available
  
Habitat
Dappled Shade, Woodlands
  
Mountains, Upland
  
USDA Hardiness Zone
7-9
  
4-9
  
AHS Heat Zone
9-6
  
9-2
  
Sunset Zone
H1, 8, 9, 14, 15, 16, 17, 23, 24
  
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20
  
Habit
Upright/Erect
  
Clump-Forming
  
Plant Size
  
  
Plant Color
  
  
Flower Color
White, Red, Pink
  
Red, Rose, Crimson
  
Flower Color Modifier
Bicolor
  
Bicolor
  
Fruit Color
Brown, Chocolate
  
Brown
  
Leaf Color in Spring
Green, 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
Ovate
  
Long Linear
  
Thorns
No
  
No
  
Plant Season
Spring, Summer, Fall, Winter
  
Spring, Summer
  
Growing Conditions
  
  
Sunlight
Full Sun, Partial Sun
  
Full Sun
  
Growth Rate
Medium
  
Fast
  
Type of Soil
Loam, Sand
  
Loam, Sand
  
The pH of Soil
Acidic
  
Acidic, Neutral, Alkaline
  
Soil Drainage
Average
  
Well drained
  
Bloom Time
Early Spring, Spring, Late Spring
  
Late Spring, Early Summer
  
Repeat Bloomer
No
  
Yes
  
Tolerances
Not Available
  
Pollution, Salt
  
Where to Plant?
Ground
  
Container, Ground, Pot
  
How to Plant?
Seedlings
  
From bulbs
  
Plant Maintenance
Medium
  
Medium
  
Watering Plants
  
  
Watering Requirements
Reduce water once established
  
Do Not over Water, Requires a lot of watering
  
In Summer
Lots of watering
  
Lots of watering
  
In Spring
Moderate
  
Moderate
  
In Winter
Average Water
  
Average Water
  
Soil
  
  
Soil pH
Acidic
  
Acidic, Neutral, Alkaline
  
Soil Type
Loam, Sand
  
Loam, Sand
  
Soil Drainage Capacity
Average
  
Well drained
  
Sun Exposure
Full Sun, Partial Sun
  
Full Sun
  
Pruning
Prune after flowering, Prune if you want to improve plant shape, Remove dead or diseased plant parts
  
Remove damaged leaves
  
Fertilizers
Doesn't require fertilization when grown in rich soil, Fertilize in early spring, fertilize in winter, Mulch
  
All-Purpose Liquid Fertilizer
  
Pests and Diseases
Phytophthora, Thripes
  
Leaf spot, Root rot
  
Plant Tolerance
Not Available
  
Drought
  
Flowers
Showy
  
Showy
  
Flower Petal Number
Single
  
Single
  
Fruits
  
  
Showy Fruit
No
  
No
  
Edible Fruit
No
  
No
  
Fragrance
  
  
Fragrant Flower
No
  
No
  
Fragrant Fruit
No
  
No
  
Fragrant Leaf
No
  
No
  
Fragrant Bark/Stem
No
  
No
  
Showy Foliage
Yes
  
No
  
Showy Bark
Yes
  
No
  
Foliage Texture
Coarse
  
Medium
  
Foliage Sheen
Glossy
  
Glossy
  
Evergreen
No
  
No
  
Invasive
No
  
No
  
Self-Sowing
No
  
Yes
  
Attracts
Butterflies
  
Hummingbirds, Butterflies
  
Allergy
Not Available
  
Not Available
  
Uses
  
  
Aesthetic Uses
Showy Purposes
  
Showy Purposes
  
Beauty Benefits
Not Available
  
Not Available
  
Edible Uses
No
  
Yes
  
Environmental Uses
Insect Repellent, Shadow Tree, Windbreak
  
Air purification
  
Plant Benefits
  
  
Medicinal Uses
antimicrobial, Cancer, Dermatitis
  
Broken Bones, Burns, Sore throat, Stomach aliments, Urine infections
  
Part of Plant Used
Flowers, Leaves
  
Whole plant
  
Other Uses
Used as fuel, Used as insect repellent, Used as Ornamental plant, Used for its medicinal properties
  
Used as Ornamental plant
  
Used As Indoor Plant
No
  
Insignificant
  
Used As Outdoor Plant
Yes
  
Yes
  
Garden Design
Feature Plant, Mixed Border, Topiary / Bonsai / Espalier
  
Cutflower, Mixed Border, Rock Garden / Wall, Wildflower
  
Botanical Name
RHODODENDRON arboreum
  
PENSTEMON barbatus
  
Common Name
Chalan, Rose Tree, Tree Rhododendron
  
Beardlip Penstemon, Scarlet Beardtongue
  
In Hindi
लाल बुरांश
  
Beardlip Penstemon
  
In German
Rhododendron arboreum
  
Beardlip Penstemon
  
In French
Rhododendron arboreum
  
penstemon beardlip
  
In Spanish
arboreum rododendro
  
penstemon beardlip
  
In Greek
Rhododendron arboreum
  
beardlip penstemon
  
In Portuguese
arboreum Rhododendron
  
penstemon beardlip
  
In Polish
różanecznik drzewiasty
  
beardlip penstemon
  
In Latin
Prunus arborea
  
Birdlip penstemon
  
Kingdom
Plantae
  
Plantae
  
Phylum
Magnoliophyta
  
Magnoliophyta
  
Class
Magnoliopsida
  
Magnoliopsida
  
Order
Ericales
  
Lamiales
  
Family
Ericaceae
  
Scrophulariaceae
  
Genus
Rhododendron
  
Penstemon
  
Clade
Angiosperms, Asterids, Eudicots
  
Angiosperms, Asterids, Dicotyledonous, Eudicots
  
Tribe
Not Available
  
Not Available
  
Subfamily
Not Available
  
Not Available
  
Number of Species
Not Available
  
Season and Care of Rhododendron Arboreum and Beardlip Penstemon
Season and care of Rhododendron Arboreum and Beardlip Penstemon is important to know. While considering everything about Rhododendron Arboreum and Beardlip Penstemon Care, growing season is an essential factor. Rhododendron Arboreum season is Spring, Summer, Fall and Winter and Beardlip Penstemon season is Spring, Summer, Fall and Winter. The type of soil for Rhododendron Arboreum is Loam, Sand and for Beardlip Penstemon is Loam, Sand while the PH of soil for Rhododendron Arboreum is Acidic and for Beardlip Penstemon is Acidic, Neutral, Alkaline.
Rhododendron Arboreum and Beardlip Penstemon Physical Information
Rhododendron Arboreum and Beardlip Penstemon physical information is very important for comparison. Rhododendron Arboreum height is 910.00 cm and width 300.00 cm whereas Beardlip Penstemon height is 60.00 cm and width 45.70 cm. The color specification of Rhododendron Arboreum and Beardlip Penstemon are as follows:
Rhododendron Arboreum flower color: White, Red and Pink
Rhododendron Arboreum leaf color: Green and Dark Green
Beardlip Penstemon flower color: Red, Rose and Crimson
- Beardlip Penstemon leaf color: Green
Care of Rhododendron Arboreum and Beardlip Penstemon
Care of Rhododendron Arboreum and Beardlip Penstemon include pruning, fertilizers, watering etc. Rhododendron Arboreum pruning is done Prune after flowering, Prune if you want to improve plant shape and Remove dead or diseased plant parts and Beardlip Penstemon pruning is done Remove damaged leaves. In summer Rhododendron Arboreum needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Beardlip Penstemon needs Lots of watering and in winter, it needs Average Water.