Life Span
Perennial
Perennial
Origin
-
World, Pandemic, North America, Europe, Africa, Asia
Habitat
Cold Regions, Temperate Regions
Bluffs, Sandy stream banks, Wooded slopes
USDA Hardiness Zone
4-8
4-10
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17
2b, 3a, 3b, 4, 5, 6
Habit
Cushion/Mound-forming
Clump-Forming
Flower Color
Blue, Lavender
White, Purple, Lavender, Blue Violet
Flower Color Modifier
-
Bicolor
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
Light Green
Leaf Shape
Linear
Long Linear
Plant Season
Spring, Summer, Fall
Spring, Summer
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, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Early Spring, Spring, Late Spring, Early Summer
Spring
Tolerances
Drought
Drought
Where to Plant?
Container, Ground
Container, Ground
How to Plant?
Seedlings
Seedlings, Stem Planting, Transplanting
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs, Keep ground moist, Water more in summer
Medium, 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 pH
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, 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
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
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Drought
Flower Petal Number
Single
Single
Foliage Texture
Fine
Medium
Foliage Sheen
Matte
Matte
Attracts
Butterflies
Bees, Insects
Allergy
-
Skin irritation
Aesthetic Uses
Beautification, Showy Purposes
Beautification, Ground Cover, Landscape Designing, Showy Purposes
Environmental Uses
Air purification
Air purification
Medicinal Uses
Black Dyes
Liver problems, Skin Disorders, Treatment of ulcers
Part of Plant Used
-
Flowers, Leaves
Other Uses
-
Employed in herbal medicine, Used as a spice
Used As Indoor Plant
Yes
Yes
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Mixed Border, Rock Garden / Wall, Wildflower
Bedding Plant, Cutflower, Mixed Border, Rock Garden, Wall
Botanical Name
Polemonium caeruleum
IRIS cristata
Common Name
Jacob's Ladder
Crested Iris
In Hindi
Jacob's Ladder
कलगी आइरिस
In German
Jacob's Ladder
Crested Iris
In French
Jacob's Ladder
Crested Iris
In Spanish
Jacob's Ladder
Crested Iris
In Greek
Jacob's Ladder
Crested Iris
In Portuguese
Jacob's Ladder
Crested Iris
In Polish
Jacob's Ladder
Czubaty Iris
In Latin
Jacob's Ladder
iubatum Iris
Class
Magnoliopsida
Liliopsida
Order
Ericales
Asparagales
Family
Polemoniaceae
Iridaceae
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Monocots
Season and Care of Jacob's Ladder and Crested Iris
Season and care of Jacob's Ladder and Crested Iris is important to know. While considering everything about Jacob's Ladder and Crested Iris Care, growing season is an essential factor. Jacob's Ladder season is Spring, Summer and Fall and Crested Iris season is Spring, Summer and Fall. The type of soil for Jacob's Ladder is Clay, Loam, Sand and for Crested Iris is Clay, Loam, Sand while the PH of soil for Jacob's Ladder is Acidic, Neutral, Alkaline and for Crested Iris is Acidic, Neutral, Alkaline.
Jacob's Ladder and Crested Iris Physical Information
Jacob's Ladder and Crested Iris physical information is very important for comparison. Jacob's Ladder height is 20.30 cm and width 27.90 cm whereas Crested Iris height is 10.20 cm and width 15.20 cm. The color specification of Jacob's Ladder and Crested Iris are as follows:
Jacob's Ladder flower color: Blue and Lavender
Jacob's Ladder leaf color: Green and Purple
Crested Iris flower color: White, Purple, Lavender and Blue Violet
- Crested Iris leaf color: Green
Care of Jacob's Ladder and Crested Iris
Care of Jacob's Ladder and Crested Iris include pruning, fertilizers, watering etc. Jacob's Ladder pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Crested Iris pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Jacob's Ladder needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Crested Iris needs Lots of watering and in winter, it needs Average Water.