Life Span
Perennial
Perennial
Type
Tree
Fruit
Origin
North America, United States, Northwestern United States, Alaska, California, Canada
Europe, Central Asia, Western Asia
Types
-
-
Number of Varieties
3015
0
40000
👆🏻
Habitat
Lowland evergreen rainforest
Fertile bottom land, Temperate Regions
USDA Hardiness Zone
4-7-9999
0
99
👆🏻
AHS Heat Zone
7-1
8-3
Sunset Zone
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
-
Habit
Pyramidal
Upright/Erect
Plant Size
Minimum Height
1,370.00 cm120.00 cm
0
3900
👆🏻
Minimum Width
610.00 cm120.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Red, Coral
Green, Purple
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
Purple, Black
Leaf Color in Spring
Green, Dark Green
Green
Leaf Color in Summer
Dark Green
Green
Leaf Color in Fall
Dark Green
Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Ovate
Palmately Lobed
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
Fast
Medium
Type of Soil
Loam, Sand
Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Early Spring
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Maritime exposure, Salt water
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Layering, Seedlings
Seedlings, Stem Cutting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Keep the ground moist but not water-logged
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
Loam
Soil Drainage Capacity
Average
Well drained
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, Nitrogen
10-10-10 diluted liquid fertilizer
Pests and Diseases
-
Aphids, Earwigs, Insects, Mildew, Red blotch, Rust, sawflies
Plant Tolerance
Maritime exposure, Salt water
Cold climate
Flowers
Insignificant
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
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Insects
Birds
Allergy
-
Asthma, Eczema, Food Allergy, Hives
Uses
Aesthetic Uses
-
-
Beauty Benefits
Skin Problems
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Prevent Soil Erosion, Shadow Tree
Air purification
Plant Benefits
Medicinal Uses
Anodyne, Appetizer, Astringent
Potassium, Rich in Iron, Vitamin B, Vitamin C
Part of Plant Used
Flowers, Inner Bark, Sap
Fruits, Leaves, Seeds
Other Uses
Used as a dye, used for making charcoal, Used for making informal hedge
Traditional medicine, Used as a nutritious food item, Used As Food, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Screening / Wind Break, Shade Trees
Edible, Fruit / Fruit Tree, Hedges, Mixed Border
Botanical Name
ALNUS rubra
RIBES nigrum
Common Name
Oregon Alder, Red Alder
Black Currant
In Hindi
red alder
Black Currant
In German
rot-Erle
Black Currant
In French
aulne rouge
groseille noire
In Spanish
aliso rojo
negro Grosella
In Greek
κόκκινη σκλήθρα
μαύρη σταφίδα
In Portuguese
amieiro vermelho
groselha-preta
In Polish
czerwony olcha
czarna porzeczka
In Latin
red alnus
nigrum currants
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Rosales
Family
Betulaceae
Grossulariaceae
Genus
Alnus
Ribes
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Core eudicots, Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
35150
1
27800
👆🏻