Life Span
Perennial
Perennial
Type
Tree
Shrub, Tree
Origin
North America, United States, Northwestern United States, Alaska, California, Canada
Europe, Northern Africa, Western Asia
Types
-
Common Hazel, Asian Hazel, Beaked Hazel
Number of Varieties
3014
0
40000
👆🏻
Habitat
Lowland evergreen rainforest
Deciduous forests, Terrestrial
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
Heart-shaped
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
Drought
Where to Plant?
Ground
Ground
How to Plant?
Layering, Seedlings
Grafting, Micropropagation, Seedlings, Tip Layering
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Requires watering in the growing season
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
Prune in early spring
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen
Less fertilizing
Pests and Diseases
-
Anisogramma anomalae, Armillaria mellea, Curculio occidentis, Phyllactinia guttata
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
-
Diarrhea, Hay fever, Mouth itching, Rhinoconjunctivitis, Swelling in mouth, Throat itching, Vomiting
Uses
Aesthetic Uses
-
Used for making hedges
Beauty Benefits
Skin Problems
Acne, For treating wrinkles, Good for skin and hair
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Prevent Soil Erosion, Shadow Tree
Air purification
Plant Benefits
Medicinal Uses
Anodyne, Appetizer, Astringent
Anthelmintic, Astringent, Diaphoretic, Febrifuge, Miscellany, Nutrients, Stomachic, Tonic
Part of Plant Used
Flowers, Inner Bark, Sap
Bark, Catkins, Fruits, Leaves
Other Uses
Used as a dye, used for making charcoal, Used for making informal hedge
Basketary, Charcoal, Cosmetics, For making oil
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
Common Name
Oregon Alder, Red Alder
European Filbert, Filbert, Harry Lauder's Walking Stick, Hazelnut
In Hindi
red alder
Hazelnut
In German
rot-Erle
Haselnuss
In French
aulne rouge
Noisette
In Spanish
aliso rojo
Avellana
In Greek
κόκκινη σκλήθρα
Φουντούκι
In Portuguese
amieiro vermelho
Avelã
In Polish
czerwony olcha
Orzech laskowy
In Latin
red alnus
Hazelnut
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
-
Coryleae
Subfamily
-
Coryloideae
Number of Species
3518
1
27800
👆🏻