Life Span
Perennial
Perennial
Type
Tree
Perennial
Origin
North America, Northeastern United States, Mid-Atlantic United States, North-Central United States, Central United States, South-Central United States, Canada
-
Types
-
Primula auricula, Bear's Ear
Number of Varieties
2025
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Rocky Mountains
USDA Hardiness Zone
3-114-9
0
99
👆🏻
AHS Heat Zone
10-1
9-1
Sunset Zone
7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Oval or Rounded
Plant Size
Minimum Height
1,830.00 cm20.00 cm
0
3900
👆🏻
Minimum Width
8.50 cm25.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Tan, Sandy Brown
Yellow, Yellow Orange
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Sandy Brown
-
Leaf Color in Spring
Green
Green
Leaf Color in Summer
Green, Dark Green
Green
Leaf Color in Fall
Yellow, Green
Green, Light Yellow, Brown
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
oblong or obovate
Oblong
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Early Spring, Spring
Early Spring, Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings
Divison, Seedlings, Stem Planting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs
Average Water Needs, Do Not over Water, Never Over-water, Requires regular watering, 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
Neutral, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, 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, Remove dead or diseased plant parts
Fertilizers
Any balanced general purpose fertilizer
All-Purpose Liquid Fertilizer, fertilize in growing season
Pests and Diseases
Blackspot mold
-
Plant Tolerance
Drought
Variety of soil types
Flowers
Insignificant
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
Medium
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Beetles, Birds
-
Allergy
Miscarriage, Rash
-
Uses
Aesthetic Uses
-
Beautification, Borders, Landscape Designing, Showy Purposes
Beauty Benefits
Beautiful Skin, Heals Damaged Hair, Strong, beautiful hair
Good for skin, Making cosmetics, Stops hair loss
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Food for insects, Versatility
Plant Benefits
Medicinal Uses
Demulcent, Diuretic, Expectorant, Nutritive
Eczema
Part of Plant Used
Fruits, Inner Bark, Leaves
Root
Other Uses
Chewed as a thirst quencher, Tea-like beverage can be brewed, Used as a thickener in soups, Used to make a twine
Decoration Purposes, Medicinal oil, Showy Purposes, Used as Ornamental plant, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Shade Trees
Edible, Feature Plant, Fruit / Fruit Tree
Botanical Name
ULMUS rubra
Primula auricula
Common Name
Slippery Elm
auricula, mountain cowslip or bear's ear
In Hindi
Slippery Elm
mountain cowslip
In German
Rotulme
Aurikel
In French
Slippery Elm
Primula auricula
In Spanish
olmo resbaladizo
Primula auricula
In Greek
Slippery Elm
mountain cowslip
In Portuguese
Slippery Elm
cowslip montanha
In Polish
Slippery Elm
Pierwiosnek łyszczak
In Latin
Lubricus Elm
Primula auricula
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Urticales
Ericales
Family
Ulmaceae
Primulaceae
Genus
Ulmus
Primula
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
Primuloideae
Number of Species
2025
1
27800
👆🏻