Life Span
Annual
Perennial
Type
Tree
Perennial
Origin
Australia
-
Types
-
-
Number of Varieties
350
0
40000
👆🏻
Habitat
Fertile bottom land, moist forests, Moist Soils, Moist woods, Roadsides, Sandy areas, tropical environments, Tropical rainforest, Tropical regions, Wet lands
Cold Regions, Temperate Regions
USDA Hardiness Zone
8-114-8
0
99
👆🏻
AHS Heat Zone
12-10
8-1
Sunset Zone
8, 9, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17
Habit
Upright/Erect
Cushion/Mound-forming
Plant Size
Minimum Height
300.00 cm20.30 cm
0
3900
👆🏻
Minimum Width
300.00 cm27.90 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Yellow
Blue, Lavender
Flower Color Modifier
Bicolor
-
Fruit Color
Brown
-
Leaf Color in Spring
Green, Gray Green
Green, Purple
Leaf Color in Summer
Green, Gray Green
Green, Purple
Leaf Color in Fall
Green, Gray Green
Green, Purple
Leaf Color in Winter
Green, Gray Green
Light Green
Shape
Leaf Shape
Long Linear
Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun
Partial Sun, Partial shade
Growth Rate
Fast
Medium
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Spring
Early Spring, Spring, Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Average Water Needs, Keep ground moist, Water more in summer
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
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
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, as it is a flowering plant, use high phosphorous content fertilizer
Pests and Diseases
Red blotch
Red blotch
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
Medium
Fine
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds, Butterflies
Butterflies
Allergy
Asthma, Eye irritation, Respiratory problems, Skin irritation
-
Uses
Aesthetic Uses
-
Beautification, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree
Air purification
Plant Benefits
Medicinal Uses
-
Black Dyes
Part of Plant Used
Bark, Tree trunks
-
Other Uses
Application in Furniture, Constructing Boats, Used in Furniture, Wood is used fore making tools
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Screening / Wind Break, Shade Trees, Street Trees
Feature Plant, Mixed Border, Rock Garden / Wall, Wildflower
Botanical Name
ACACIA melanoxylon
Polemonium caeruleum
Common Name
Australian Blackwood, Blackwood
Jacob's Ladder
In Hindi
काली लकड़ी
Jacob's Ladder
In German
Schwarzes Holz
Jacob's Ladder
In French
Bois noir
Jacob's Ladder
In Spanish
Blackwood
Jacob's Ladder
In Greek
Μαυρο ξυλο
Jacob's Ladder
In Portuguese
Madeira preta
Jacob's Ladder
In Polish
Czarne drewno
Jacob's Ladder
In Latin
Press
Jacob's Ladder
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fabales
Ericales
Family
Fabaceae
Polemoniaceae
Genus
Acacia
Polemonium
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
Acacieae
-
Subfamily
-
-
Number of Species
110040
1
27800
👆🏻