Life Span
Perennial
Annual and Perennial
Type
Perennial
Tender Perennial
Origin
-
Southern Europe, Mediterranean
Types
-
Erysimum franciscanum
Number of Varieties
5050
0
40000
👆🏻
Habitat
Cold Regions, Temperate Regions
gardens, Grassland, Prairies
USDA Hardiness Zone
4-87-9
0
99
👆🏻
AHS Heat Zone
8-1
9-7
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17
4, 5, 6, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Cushion/Mound-forming
Mat-forming
Plant Size
Minimum Height
20.30 cm30.50 cm
0
3900
👆🏻
Minimum Width
27.90 cm30.50 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Lavender
Pale White, Pale Yellow, Yellow, Yellow green
Flower Color Modifier
-
Bicolor
Fruit Color
-
Green
Leaf Color in Spring
Green, Purple
Gray Green
Leaf Color in Summer
Green, Purple
Gray Green
Leaf Color in Fall
Green, Purple
Gray Green
Leaf Color in Winter
Light Green
Light Green
Shape
Leaf Shape
Linear
Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Early Spring, Spring, Late Spring, Early Summer
Spring, Late Spring, Early Summer, Summer, Late Summer, Early Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground
Ground
How to Plant?
Seedlings
Seedlings, Stem Cutting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Keep ground moist, Water more in summer
Allow soil to be completely dry in between waterings, Water Deeply, Water less during winter
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, 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
Cut or pinch the stems, Do not prune during shooting season, Prune if you want to improve plant shape, Prune prior to new growth, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer, as it is a flowering plant, use high phosphorous content fertilizer
No fertilizers needed
Pests and Diseases
Red blotch
fungus, Insects, 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
Fine
Fine
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Bees, Birds, Butterflies
Allergy
-
Skin irritation
Uses
Aesthetic Uses
Beautification, Showy Purposes
Beautification, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Black Dyes
-
Part of Plant Used
-
Whole plant
Other Uses
-
Showy Purposes
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Mixed Border, Rock Garden / Wall, Wildflower
Alpine, Container, Edging, Foundation, Groundcover, Mixed Border, Rock Garden / Wall
Botanical Name
Polemonium caeruleum
Erysimum franciscanum
Common Name
Jacob's Ladder
Franciscan wallflower, San Francisco wallflower
In Hindi
Jacob's Ladder
Franciscan wallflower
In German
Jacob's Ladder
Franziskaner Mauerblümchen
In French
Jacob's Ladder
wallflower franciscaine
In Spanish
Jacob's Ladder
alhelí franciscana
In Greek
Jacob's Ladder
Φραγκισκανών wallflower
In Portuguese
Jacob's Ladder
wallflower Franciscan
In Polish
Jacob's Ladder
wallflower Franciszkanów
In Latin
Jacob's Ladder
Francisci Wallflower
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Ericales
Brassicales
Family
Polemoniaceae
Brassicaceae
Genus
Polemonium
Erysimum
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
4050
1
27800
👆🏻