Life Span
Perennial
Annual
Type
Tree
Shrub
Origin
North America, United States, Northwestern United States, Alaska, California, Canada
North America, Western United States, Canada
Types
-
-
Number of Varieties
301
0
40000
👆🏻
Habitat
Lowland evergreen rainforest
Along Railroads, Gravels, Roadsides, Rocky areas
USDA Hardiness Zone
4-74-9
0
99
👆🏻
AHS Heat Zone
7-1
12 - 1
Sunset Zone
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
-
Habit
Pyramidal
Upright/Erect
Plant Size
Minimum Height
1,370.00 cm12.70 cm
0
3900
👆🏻
Minimum Width
610.00 cm12.70 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Red, Coral
Yellow green, Chartreuse
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
-
Leaf Color in Spring
Green, Dark Green
Green, Dark Green
Leaf Color in Summer
Dark Green
Green, Dark Green
Leaf Color in Fall
Dark Green
Green, Dark Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Ovate
Cone shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
-
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Fast
Very Fast
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Early Spring
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Maritime exposure, Salt water
Drought
Where to Plant?
Ground
Ground
How to Plant?
Layering, Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Requires a lot of 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
Slightly Acidic
Soil Type
Loam, Sand
Dry, Sandy
Soil Drainage Capacity
Average
Poorly Drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full 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
-
Mealybugs, Nematodes, White grubs
Plant Tolerance
Maritime exposure, Salt water
Drought
Flowers
Insignificant
Insignificant
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
Fine
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Insects
-
Allergy
-
-
Uses
Aesthetic Uses
-
Bonsai, Showy Purposes
Beauty Benefits
Skin Problems
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Prevent Soil Erosion, Shadow Tree
Air purification
Plant Benefits
Medicinal Uses
Anodyne, Appetizer, Astringent
Digestive disorders
Part of Plant Used
Flowers, Inner Bark, Sap
Flowers, Leaves
Other Uses
Used as a dye, used for making charcoal, Used for making informal hedge
Added to salads, Used in making tea
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Screening / Wind Break, Shade Trees
Flower borders, Landscape
Botanical Name
ALNUS rubra
Matricaria discoidea
Common Name
Oregon Alder, Red Alder
Pineapple Weed, Ray-less Dogfennel, disc mayweed, wild chamomile
In Hindi
red alder
Pineapple Weed
In German
rot-Erle
Strahlenlose Kamille
In French
aulne rouge
Matricaire odorante
In Spanish
aliso rojo
Pineapple Weed
In Greek
κόκκινη σκλήθρα
ξύλο ανανά
In Portuguese
amieiro vermelho
Pineapple Weed
In Polish
czerwony olcha
Rumianek bezpromieniowy
In Latin
red alnus
Pineapple Weed
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Asterales
Family
Betulaceae
Asteraceae
Genus
Alnus
Matricaria
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
Anthemideae
Subfamily
-
-
Number of Species
351
1
27800
👆🏻