Life Span
Biennial
Perennial
Type
Tree
Flowering Plants
Origin
Australia
Northeastern United States, Mid-Atlantic United States, North-Central United States, Central United States
Types
Narrowleaf Bottle Tree, Pink Flame Tree, Rusty Kurrajong
Penstemon
Number of Varieties
3015
0
40000
👆🏻
Habitat
Subtropical climates, Subtropical forests
Fields, open Woodlands, Wood Margins
USDA Hardiness Zone
9-113-8
0
99
👆🏻
AHS Heat Zone
12-9
8-1
Sunset Zone
H1, H2, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
2,743.20 cm60.00 cm
0
3900
👆🏻
Minimum Width
1,500.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Crimson, Orange Red
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Dark Red, Sienna, Chocolate
Brown
Leaf Color in Spring
-
Dark Red
Leaf Color in Summer
Red, Green, Light Green
Dark Red
Leaf Color in Fall
Green
Dark Red
Leaf Color in Winter
Green
-
Shape
Leaf Shape
Lobed
Lance-shaped to oblong
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Early Spring, Spring, Late Spring, Early Summer
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Pollution, Drought
Drought, Salt
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Grafting, Seedlings
Root Division, Seedlings, Softwood cuttings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water, Requires regular watering
Average Water Needs
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
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Nitrogen
Complete balanced fertilizer
Pests and Diseases
Red blotch
Leaf spot, Root rot
Plant Tolerance
Drought, Pollution
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
Medium
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds
Birds, Hummingbirds, Butterflies
Allergy
allergic reaction, Skin irritation
Mild Allergen
Uses
Aesthetic Uses
Showy Purposes
Borders, Wild gardens
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Nesting sites for birds, Shadow Tree, Wildlife
Air purification
Plant Benefits
Medicinal Uses
-
Tooth ache
Part of Plant Used
Root, Seeds
Root
Other Uses
Used as Ornamental plant
Showy Purposes
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees, Tropical
Cutflower, Mixed Border, Wildflower
Botanical Name
BRACHYCHITON rupestris
PENSTEMON digitalis 'Husker Red'
Common Name
Australian Flame Tree, Flame Bottle Tree, Illawarra Flame Tree
Husker Red Penstemon, Talus Slope Penstemon
In Hindi
बोतल ट्री
Talus Slope Penstemon
In German
Flaschenbaum
Gehängeschutt Penstemon
In French
Bouteille Arbre
Talus Slope Penstemon
In Spanish
Árbol de la botella
Astrágalo pendiente Penstemon
In Greek
Μπουκάλι Δέντρο
Αστράγαλος Κλίση Penstemon
In Portuguese
Bottle Tree
Talus Penstemon Slope
In Polish
Butelka Drzewo
Talus Slope Penstemon
In Latin
Utrem ligno
Talus Clivo Persicaria
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Malvales
Scrophulariales
Family
Sterculiaceae
Scrophulariaceae
Genus
brachychiton
Penstemon
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
Sterculieae
-
Subfamily
Sterculioideae
-
Number of Species
30280
1
27800
👆🏻