Life Span
Perennial
Perennial
Type
Shrub
Tree
Origin
United States, Mid-Atlantic United States, Southeastern United States
North America, United States, Northwestern United States, Alaska, California, Canada
Types
-
-
Number of Varieties
1030
0
40000
👆🏻
Habitat
Sunny Edge, Woodland Garden
Lowland evergreen rainforest
USDA Hardiness Zone
6-114-7
0
99
👆🏻
AHS Heat Zone
10-6
7-1
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
Habit
Thicket/Colonizing
Pyramidal
Plant Size
Minimum Height
300.00 cm1,370.00 cm
0
3900
👆🏻
Minimum Width
300.00 cm610.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White
Yellow, Red, Coral
Flower Color Modifier
-
Bicolor
Fruit Color
Bronze, Sandy Brown
Brown
Leaf Color in Spring
Green, Light Green
Green, Dark Green
Leaf Color in Summer
Green, Dark Green
Dark Green
Leaf Color in Fall
-
Dark Green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Oblanceolate to oval
Ovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Average
Average
Bloom Time
Late Spring, Early Summer
Early Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site
Maritime exposure, Salt water
Where to Plant?
Ground, Pot
Ground
How to Plant?
Seedlings
Layering, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Needs Very high moisture
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, Nitrogen
Pests and Diseases
-
-
Plant Tolerance
Drought
Maritime exposure, Salt water
Flowers
Showy
Insignificant
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
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Insects
Allergy
-
-
Uses
Aesthetic Uses
Borders
-
Beauty Benefits
-
Skin Problems
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Prevent Soil Erosion, Shadow Tree
Plant Benefits
Medicinal Uses
Astringent, Styptic
Anodyne, Appetizer, Astringent
Part of Plant Used
Bark, Flowers, Wood
Flowers, Inner Bark, Sap
Other Uses
Used for woodware
Used as a dye, used for making charcoal, Used for making informal hedge
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Foundation, Mixed Border, Screening, Wind Break
Screening / Wind Break, Shade Trees
Botanical Name
CYRILLA racemiflora
ALNUS rubra
Common Name
Leatherwood, Ironwood, Myrtle
Oregon Alder, Red Alder
In Hindi
Leatherwood
red alder
In German
Leather
rot-Erle
In French
Leatherwood
aulne rouge
In Spanish
Leatherwood
aliso rojo
In Greek
Leatherwood
κόκκινη σκλήθρα
In Portuguese
Leatherwood
amieiro vermelho
In Polish
Leatherwood
czerwony olcha
In Latin
Leatherwood
red alnus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Ericales
Fagales
Family
Cyrillaceae
Betulaceae
Genus
Cyrilla
Alnus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
535
1
27800
👆🏻