Life Span
Perennial
  
Perennial
  
Type
Tree
  
Perennial
  
Origin
Eastern Asia
  
Hybrid origin
  
Types
Ulmus chumlia, Ulmus glabra, Ulmus elongata
  
Not Available
  
Habitat
River side
  
Cold Regions, Temperate Regions
  
USDA Hardiness Zone
5-9
  
4-8
  
AHS Heat Zone
9-5
  
8-1
  
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
  
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17
  
Habit
Upright/Erect
  
Cushion/Mound-forming
  
Plant Size
  
  
Minimum Height
1,520.00 cm
  
28
Minimum Width
1,220.00 cm
  
14
Plant Color
  
  
Flower Color
Red
  
Blue, Lavender
  
Flower Color Modifier
Bicolor
  
Not Available
  
Fruit Color
Tan, Brown
  
Non Fruiting Plant
  
Leaf Color in Spring
Green
  
Green, Purple
  
Leaf Color in Summer
Dark Green
  
Green, Purple
  
Leaf Color in Fall
Yellow, Red, Green
  
Green, Purple
  
Leaf Color in Winter
Not Available
  
Light Green
  
Shape
  
  
Leaf Shape
Toothed
  
Linear
  
Thorns
No
  
No
  
Plant Season
Spring, Summer, Fall, Winter
  
Spring, Summer, Fall
  
Growing Conditions
  
  
Sunlight
Full Sun, Partial Sun
  
Partial Sun, Partial shade
  
Growth Rate
Not Available
  
Medium
  
Type of Soil
Loam, Sand
  
Clay, Loam, Sand
  
The pH of Soil
Acidic, Neutral, Alkaline
  
Acidic, Neutral, Alkaline
  
Soil Drainage
Well drained
  
Average
  
Bloom Time
Fall
  
Early Spring, Spring, Late Spring, Early Summer
  
Repeat Bloomer
No
  
No
  
Tolerances
Drought
  
Drought
  
Where to Plant?
Ground
  
Container, Ground
  
How to Plant?
Seedlings, Stem Planting, Transplanting
  
Seedlings
  
Plant Maintenance
Medium
  
Medium
  
Watering Plants
  
  
Watering Requirements
Average Water Needs, Requires watering in the growing season, Water when top layer of soil becomes dry
  
Average Water Needs, Keep ground moist, Water more in summer
  
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
Loam, Sand
  
Clay, Loam, Sand
  
Soil Drainage Capacity
Well drained
  
Average
  
Sun Exposure
Full Sun, Partial Sun
  
Partial Sun, Partial shade
  
Pruning
Prune if you want to improve plant shape, Remove damaged leaves, Remove dead leaves, Remove shoots
  
Remove damaged leaves, Remove dead branches, Remove dead leaves
  
Fertilizers
organic fertlizers
  
All-Purpose Liquid Fertilizer, as it is a flowering plant, use high phosphorous content fertilizer
  
Pests and Diseases
Mealybugs, Red blotch, Scale
  
Red blotch
  
Plant Tolerance
Drought
  
Drought
  
Flowers
Insignificant
  
Showy
  
Flower Petal Number
Single
  
Single
  
Fruits
  
  
Showy Fruit
No
  
No
  
Edible Fruit
No
  
No
  
Fragrance
  
  
Fragrant Flower
No
  
No
  
Fragrant Fruit
No
  
No
  
Fragrant Leaf
No
  
No
  
Fragrant Bark/Stem
No
  
No
  
Showy Foliage
No
  
No
  
Showy Bark
Yes
  
No
  
Foliage Texture
Fine
  
Fine
  
Foliage Sheen
Glossy
  
Matte
  
Evergreen
No
  
No
  
Invasive
No
  
No
  
Self-Sowing
Yes
  
No
  
Attracts
Not Available
  
Butterflies
  
Allergy
allergic reaction
  
Not Available
  
Uses
  
  
Aesthetic Uses
Bonsai, Landscape Designing
  
Beautification, Showy Purposes
  
Beauty Benefits
Not Available
  
Not Available
  
Edible Uses
Yes
  
No
  
Environmental Uses
Air purification, Food for birds, Food for insects, No fertilizer, pesticides, or herbicides needed, Prevent Soil Erosion
  
Air purification
  
Plant Benefits
  
  
Medicinal Uses
Antidote, Demulcent, Diuretic
  
Black Dyes, Not Available
  
Part of Plant Used
Fruits, Inner Bark, Leaves
  
Not Available
  
Other Uses
Used as firewood, Used for its medicinal properties, Used in construction, Used in Furniture, Wood is used for making furniture, Wood is used for ship building, Wood is used in construction
  
Not Available
  
Used As Indoor Plant
Yes
  
Yes
  
Used As Outdoor Plant
Yes
  
Yes
  
Garden Design
Container, Feature Plant, Mixed Border, Shade Trees, Street Trees, Topiary / Bonsai / Espalier
  
Feature Plant, Mixed Border, Rock Garden / Wall, Wildflower
  
Botanical Name
ULMUS parvifolia 'Drake'
  
Polemonium caeruleum
  
Common Name
Chinese Elm, Drake Elm
  
Jacob's Ladder
  
In Hindi
चीनी एल्म
  
Jacob's Ladder
  
In German
Chinese Elm
  
Jacob's Ladder
  
In French
Elm chinoise
  
Jacob's Ladder
  
In Spanish
olmo chino
  
Jacob's Ladder
  
In Greek
Κινέζοι Elm
  
Jacob's Ladder
  
In Portuguese
Elm chinês
  
Jacob's Ladder
  
In Polish
Chiński Elm
  
Jacob's Ladder
  
In Latin
Chinese Elm
  
Jacob's Ladder
  
Kingdom
Plantae
  
Plantae
  
Phylum
Magnoliophyta
  
Tracheophyta
  
Class
Magnoliopsida
  
Magnoliopsida
  
Order
Rosales
  
Ericales
  
Family
Ulmaceae
  
Polemoniaceae
  
Genus
Ulmus
  
Polemonium
  
Clade
Angiosperms, Asterids, Eudicots
  
Angiosperms, Asterids, Eudicots
  
Tribe
Ulmeae
  
Not Available
  
Subfamily
Not Available
  
Not Available
  
Number of Species
Not Available