Life Span
Perennial
Annual and Perennial
Type
Perennial
Tree
Origin
-
Western United States, California, Mexico
Types
-
Calocedrus decurrens
Number of Varieties
501
0
40000
👆🏻
Habitat
Cold Regions, Temperate Regions
low mountains, Mountain tops, Subtropical climates, Temperate Regions
USDA Hardiness Zone
4-85-8
0
99
👆🏻
AHS Heat Zone
8-1
8-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Cushion/Mound-forming
Upright/Erect
Plant Size
Minimum Height
20.30 cm2,130.00 cm
0
3900
👆🏻
Minimum Width
27.90 cm180.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Lavender
-
Flower Color Modifier
-
Bicolor
Fruit Color
-
Sandy Brown
Leaf Color in Spring
Green, Purple
Green
Leaf Color in Summer
Green, Purple
Green
Leaf Color in Fall
Green, Purple
Green
Leaf Color in Winter
Light Green
Green
Shape
Leaf Shape
Linear
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Slow
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Early Spring, Spring, Late Spring, Early Summer
-
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground
Ground
How to Plant?
Seedlings
Stem Planting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Keep ground moist, Water more in summer
Needs less watering, Water occasionally
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
Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune if you want to improve plant shape, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, as it is a flowering plant, use high phosphorous content fertilizer
No fertilizers needed
Pests and Diseases
Red blotch
Insects
Plant Tolerance
Drought
Drought
Flowers
Showy
-
Flower Petal Number
Single
-
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Fine
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Birds
Allergy
-
-
Uses
Aesthetic Uses
Beautification, Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Black Dyes
Stomach pain
Part of Plant Used
-
Bark, Leaves
Other Uses
-
Making Perfumes, Used in pencil industry
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Mixed Border, Rock Garden / Wall, Wildflower
Screening / Wind Break, Shade Trees, Street Trees
Botanical Name
Polemonium caeruleum
CALOCEDRUS decurrens
Common Name
Jacob's Ladder
Incense Cedar
In Hindi
Jacob's Ladder
Incense Cedar
In German
Jacob's Ladder
Zeder
In French
Jacob's Ladder
Encens Cedar
In Spanish
Jacob's Ladder
cedro de incienso
In Greek
Jacob's Ladder
θυμίαμα Κέδρος
In Portuguese
Jacob's Ladder
cedro de incenso
In Polish
Jacob's Ladder
kadzidło Cedar
In Latin
Jacob's Ladder
incensum Cedar
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Tracheophyta
Class
Magnoliopsida
Pinopsida
Order
Ericales
Pinales
Family
Polemoniaceae
Cupressaceae
Genus
Polemonium
Calocedrus
Clade
Angiosperms, Asterids, Eudicots
-
Tribe
-
-
Subfamily
-
-
Number of Species
4050
1
27800
👆🏻