Life Span
Perennial
Perennial
Type
Perennial
Tree
Origin
-
South-Central United States, Texas, Mexico
Types
-
Cedars
Number of Varieties
5045
0
40000
👆🏻
Habitat
Cold Regions, Temperate Regions
River side, Woodlands
USDA Hardiness Zone
4-87-9
0
99
👆🏻
AHS Heat Zone
8-1
9-6
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17
A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Cushion/Mound-forming
Oval or Rounded
Plant Size
Minimum Height
20.30 cm910.00 cm
0
3900
👆🏻
Minimum Width
27.90 cm760.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Lavender
White, Ivory
Flower Color Modifier
-
Bicolor
Fruit Color
-
Red, Light Green, Tan
Leaf Color in Spring
Green, Purple
Green, Yellow green
Leaf Color in Summer
Green, Purple
Green, Dark Green
Leaf Color in Fall
Green, Purple
Yellow, Green, Yellow green
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Linear
Elliptic, toothed
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, 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, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Early Spring, Spring, Late Spring, Early Summer
Late Summer, Early Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Pollution, Drought
Where to Plant?
Container, Ground
Ground
How to Plant?
Seedlings
Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Keep ground moist, Water more in summer
Keep the ground moist but not water-logged, Requires a lot of watering, Requires watering in the growing season, Water Deeply
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
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
Prune to stimulate growth, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove hanging branches
Fertilizers
All-Purpose Liquid Fertilizer, as it is a flowering plant, use high phosphorous content fertilizer
All-Purpose Liquid Fertilizer, fertilize in growing season, Nitrogen
Pests and Diseases
Red blotch
Bacteria wilt, Beetles, Red blotch
Plant Tolerance
Drought
Salt, Shade areas
Flowers
Showy
Insignificant
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
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Butterflies
Allergy
-
Skin rash
Uses
Aesthetic Uses
Beautification, Showy Purposes
Landscape Designing
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Amazing growth rate, Erosion control, Food for birds, Food for insects, Nesting sites for birds, Prevent Soil Erosion
Plant Benefits
Medicinal Uses
Black Dyes
-
Part of Plant Used
-
Stem, Tree trunks
Other Uses
-
Used as firewood, Used for woodware, Used in construction
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Mixed Border, Rock Garden / Wall, Wildflower
Feature Plant, Shade Trees, Street Trees, Topiary / Bonsai / Espalier
Botanical Name
Polemonium caeruleum
ULMUS crassifolia
Common Name
Jacob's Ladder
Cedar Elm
In Hindi
Jacob's Ladder
देवदार एल्म
In German
Jacob's Ladder
Cedar Elm
In French
Jacob's Ladder
Cedar Elm
In Spanish
Jacob's Ladder
Cedar Elm
In Greek
Jacob's Ladder
Cedar Elm
In Portuguese
Jacob's Ladder
Cedar Elm
In Polish
Jacob's Ladder
Cedar Elm
In Latin
Jacob's Ladder
Ulmus Cedar
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Ericales
Rosales
Family
Polemoniaceae
Ulmaceae
Genus
Polemonium
Ulmus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
403
1
27800
👆🏻