Life Span
Perennial
Perennial
Type
Perennial
Tree
Origin
-
Asia, Europe, Northern Africa
Types
-
Sorbus aucuparia fenenkiana, Sorbus aucuparia glabrata, Sorbus aucuparia praemorsa
Number of Varieties
505
0
40000
👆🏻
Habitat
Cold Regions, Temperate Regions
Temperate Regions
USDA Hardiness Zone
4-83-7
0
99
👆🏻
AHS Heat Zone
8-1
7-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17
A1, A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17
Habit
Cushion/Mound-forming
Oval or Rounded
Plant Size
Minimum Height
20.30 cm1,000.00 cm
0
3900
👆🏻
Minimum Width
27.90 cm800.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Lavender
White
Flower Color Modifier
-
Bicolor
Fruit Color
-
Orange, Yellow
Leaf Color in Spring
Green, Purple
Green
Leaf Color in Summer
Green, Purple
Green
Leaf Color in Fall
Green, Purple
Dark Green
Leaf Color in Winter
Light Green
Dark Green
Shape
Leaf Shape
Linear
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Fall
Growing Conditions
Sunlight
Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Average
Bloom Time
Early Spring, Spring, Late Spring, Early Summer
Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Container, Ground
Ground
How to Plant?
Seedlings
Budding, Grafting, Stem Cutting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Keep ground moist, Water more in summer
Do Not over Water, Water in the early morning hours
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
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove dead or diseased plant parts, Trim each shoot back to the first set of leaves
Fertilizers
All-Purpose Liquid Fertilizer, as it is a flowering plant, use high phosphorous content fertilizer
All-Purpose Liquid Fertilizer, Doesn't require fertilization when grown in rich soil
Pests and Diseases
Red blotch
Aphids, blister mites, Canker, fireblight, sawflies, Silver leaf
Plant Tolerance
Drought
-
Flowers
✔
✘
✔
✘
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
Fine
Fine
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Birds
Allergy
-
Anxiety, Depression, High blood cholestrol, High blood pressure, Pain, Stress
Uses
Aesthetic Uses
Beautification, Showy Purposes
along a porch, deck or patio, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Food for birds, Shadow Tree
Plant Benefits
Medicinal Uses
Black Dyes
Diarrhea, Inflammation, Laxative, Urinary tract problems, Vitamin C
Part of Plant Used
-
Bark, Fruits, Wood
Other Uses
-
Used for its medicinal properties, Used for woodware
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Mixed Border, Rock Garden / Wall, Wildflower
Feature Plant, Mixed Border, Topiary / Bonsai / Espalier
Botanical Name
Polemonium caeruleum
Sorbus aucuparia
Common Name
Jacob's Ladder
Rowan, Mountain ash
In Hindi
Jacob's Ladder
रोवाण पौधा
In German
Jacob's Ladder
Rowan Tree
In French
Jacob's Ladder
Rowan Tree
In Spanish
Jacob's Ladder
Rowan Tree
In Greek
Jacob's Ladder
Rowan Tree
In Portuguese
Jacob's Ladder
Árvore de Rowan
In Polish
Jacob's Ladder
Rowan Tree
In Latin
Jacob's Ladder
Rowan ligno
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Ericales
Rosales
Family
Polemoniaceae
Rosaceae
Genus
Polemonium
Sorbus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
40110
1
27800
👆🏻