Life Span
Perennial
Perennial
Type
Tree
Tree
Origin
North America, United States, Northwestern United States, Alaska, California, Canada
Europe, Northern Africa, Western Asia
Types
-
Hazelnut, Corylus
Number of Varieties
3025
0
40000
👆🏻
Habitat
Lowland evergreen rainforest
Lower slopes, Moist woods, Slopes
USDA Hardiness Zone
4-74-8
0
99
👆🏻
AHS Heat Zone
7-1
8-1
Sunset Zone
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20
Habit
Pyramidal
Oval or Rounded
Plant Size
Minimum Height
1,370.00 cm370.00 cm
0
3900
👆🏻
Minimum Width
610.00 cm300.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Red, Coral
Yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
Brown
Leaf Color in Spring
Green, Dark Green
Green
Leaf Color in Summer
Dark Green
Green, Dark Green
Leaf Color in Fall
Dark Green
Yellow, Green, Brown
Leaf Color in Winter
-
-
Shape
Leaf Shape
Ovate
Cordate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Fast
Medium
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Average
Average
Bloom Time
Early Spring
Early Spring, Spring, Late Winter
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Maritime exposure, Salt water
-
Where to Plant?
Ground
Ground
How to Plant?
Layering, Seedlings
Budding, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Do not water frequently, Needs less watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Average
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
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen
All-Purpose Liquid Fertilizer
Pests and Diseases
-
Red blotch
Plant Tolerance
Maritime exposure, Salt water
Drought
Flowers
Insignificant
Showy
Flower Petal Number
-
-
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Coarse
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Insects
-
Allergy
-
-
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
antihelmintic, Astringent, Diaphoretic, Febrifuge, Nutrients, Nutritive
Part of Plant Used
Flowers, Inner Bark, Sap
Seeds
Other Uses
Used as a dye, used for making charcoal, Used for making informal hedge
Basketary, Cosmetics, used for making charcoal
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Screening / Wind Break, Shade Trees
Edible, Foundation, Fruit / Fruit Tree, Hedges, Mixed Border, Screening / Wind Break
Botanical Name
ALNUS rubra
CORYLUS avellana 'Rote Zellernuss'
Common Name
Oregon Alder, Red Alder
Common Filbert, Redleaf Filbert
In Hindi
red alder
हेज़लनट
In German
rot-Erle
Haselnuss
In French
aulne rouge
aveline
In Spanish
aliso rojo
avellana
In Greek
κόκκινη σκλήθρα
φουντούκι
In Portuguese
amieiro vermelho
avelã
In Polish
czerwony olcha
leszczyna
In Latin
red alnus
Filbert
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Fagales
Family
Betulaceae
Betulaceae
Genus
Alnus
Corylus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
3515
1
27800
👆🏻