Life Span
Perennial
Perennial
Type
Tree
Flowering Plants, Shrubs
Origin
North America, United States, Northwestern United States, Alaska, California, Canada
Central Asia, China, Northern America, The Hiamalayas
Types
-
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Habitat
Lowland evergreen rainforest
Forest edges, Hillside, Woods
USDA Hardiness Zone
4-7
3-8
Sunset Zone
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
21,22
Habit
Pyramidal
Arching/Fountain-shaped
Flower Color
Yellow, Red, Coral
Blue, Dark Purple, Light Purple, Red, White
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Green, Dark Green
Dark Green
Leaf Color in Summer
Dark Green
Light Green
Leaf Color in Fall
Dark Green
Several shades of Green
Leaf Color in Winter
-
Light Green
Leaf Shape
Ovate
Oblovate
Plant Season
Spring, Summer, Fall
Early Spring, Late Autumn
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Type of Soil
Loam, Sand
Light
The pH of Soil
Acidic, Neutral, Alkaline
Acidic
Soil Drainage
Average
Average
Bloom Time
Early Spring
Summer, Late Summer, Early Fall
Repeat Bloomer
No
Insignificant
Tolerances
Maritime exposure, Salt water
Drought
Where to Plant?
Ground
Container, Ground
How to Plant?
Layering, Seedlings
Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
-
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral, Alkaline
-
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, Nitrogen
All-Purpose Liquid Fertilizer
Pests and Diseases
-
Red blotch
Plant Tolerance
Maritime exposure, Salt water
Drought
Flowers
Insignificant
Yes
Flower Petal Number
-
Single
Showy Foliage
Yes
Insignificant
Foliage Texture
Medium
Medium
Attracts
Insects
Butterflies
Allergy
-
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Beauty Benefits
Skin Problems
-
Environmental Uses
Air purification, Prevent Soil Erosion, Shadow Tree
Air purification
Medicinal Uses
Anodyne, Appetizer, Astringent
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Flowers, Inner Bark, Sap
Flowers, Root
Other Uses
Used as a dye, used for making charcoal, Used for making informal hedge
-
Used As Indoor Plant
No
-
Used As Outdoor Plant
Yes
Yes
Garden Design
Screening / Wind Break, Shade Trees
Mixed Border, Wildflower
Botanical Name
ALNUS rubra
GEUM rivale
Common Name
Oregon Alder, Red Alder
Chocolate-root, Indian Chocolate, Water Avens
In Hindi
red alder
Hydrangea
In German
rot-Erle
Hortensie
In French
aulne rouge
Hortensia
In Spanish
aliso rojo
Hortensia
In Greek
κόκκινη σκλήθρα
υδραγεία
In Portuguese
amieiro vermelho
Hortênsia
In Polish
czerwony olcha
Hortensja
In Latin
red alnus
Hibiscus
Family
Betulaceae
Rosaceae
Clade
Angiosperms, Eudicots, Rosids
-
Season and Care of Red Alder and Chocolate-root
Season and care of Red Alder and Chocolate-root is important to know. While considering everything about Red Alder and Chocolate-root Care, growing season is an essential factor. Red Alder season is Spring, Summer and Fall and Chocolate-root season is Spring, Summer and Fall. The type of soil for Red Alder is Loam, Sand and for Chocolate-root is Light while the PH of soil for Red Alder is Acidic, Neutral, Alkaline and for Chocolate-root is Acidic.
Red Alder and Chocolate-root Physical Information
Red Alder and Chocolate-root physical information is very important for comparison. Red Alder height is 1,370.00 cm and width 610.00 cm whereas Chocolate-root height is 6.56 cm and width 10.50 cm. The color specification of Red Alder and Chocolate-root are as follows:
Red Alder flower color: Yellow, Red and Coral
Red Alder leaf color: Green and Dark Green
Chocolate-root flower color: Blue, Dark Purple, Light Purple, Red and White
- Chocolate-root leaf color: Dark Green
Care of Red Alder and Chocolate-root
Care of Red Alder and Chocolate-root include pruning, fertilizers, watering etc. Red Alder pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Chocolate-root pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Red Alder needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Chocolate-root needs Lots of watering and in winter, it needs Average Water.