Life Span
Annual and Perennial
Perennial
Type
Tree
Flowering Plants
Origin
Australia
South-Central United States
Types
Eucalyptus crebra, Eucalyptus sideroxylon
Penstemon digitalis, Penstemon barbatus, Penstemon heterophyllus
Number of Varieties
4200
0
40000
👆🏻
Habitat
gardens, Mountain tops, Open Forest, Roadsides, Tropical regions, Woodlands
Rocky areas
USDA Hardiness Zone
9-115-8
0
99
👆🏻
AHS Heat Zone
12-3
12-1
Sunset Zone
H1, H2, 5, 6, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
No Available
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
910.00 cm30.00 cm
0
3900
👆🏻
Minimum Width
760.00 cm30.50 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Pink, Rose
White, Purple
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Light Pink
-
Leaf Color in Spring
Gray Green
Green
Leaf Color in Summer
Gray Green
Green
Leaf Color in Fall
Gray Green
Green
Leaf Color in Winter
Gray Green
-
Shape
Leaf Shape
Oblong
Long linear and narrow
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
-
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Fast
Medium
Type of Soil
Clay, Loam, Sand
Loam
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Early Spring, Spring, Late Spring, Winter, Late Winter
Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Pollution, Drought, Salt, Soil Compaction
-
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Stem Planting
From bulbs
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires watering in the growing season, Use Mulches to help prevent water loss during hot and windy weather, Water Deeply
Requires watering in the growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Remove dead leaves, Remove deadheads
Remove damaged leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Pests and diseases free
Red blotch
Plant Tolerance
Drought, Pollution and Soil Compaction, Salt
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
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds
Hummingbirds, Butterflies
Allergy
-
-
Uses
Aesthetic Uses
-
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Cold
-
Part of Plant Used
Bark, Leaves
Flowers, Leaves
Other Uses
Medicinal oil, Used as firewood, Wood is used for making furniture, Wood is used for ship building
Showy Purposes, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Screening / Wind Break, Shade Trees
Bedding Plant, Rock Garden / Wall, Wildflower
Botanical Name
EUCALYPTUS sideroxylon
PENSTEMON cobaea
Common Name
Ironbark
Beardtongue
In Hindi
Ironbark
Beardtongue
In German
Ironbark
Bartfaden
In French
Ironbark
beardtongue
In Spanish
Ironbark
beardtongue
In Greek
Ironbark
Beardtongue
In Portuguese
Ironbark
Beardtongue
In Polish
Ironbark
Beardtongue
In Latin
Ironbark
ursus lingua
Kingdom
Plantae
Plantae
Phylum
-
Tracheophyta
Class
-
Equisetopsida
Order
Myrtales
Lamiales
Family
Myrtaceae
Scrophulariaceae
Genus
Eucalyptus
Penstemon
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
Eucalypteae
-
Subfamily
Myrtoideae
-
Number of Species
700261
1
27800
👆🏻