Life Span
Perennial
Perennial
Type
Tree
Tree
Origin
North America, United States, Northwestern United States, Alaska, California, Canada
China, Korea
Types
-
Castanea mollissima
Number of Varieties
3020
0
40000
👆🏻
Habitat
Lowland evergreen rainforest
disturbed sites, Forest edges
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
Habit
Pyramidal
Spreading
Plant Size
Minimum Height
1,370.00 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
610.00 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Red, Coral
White, Light Yellow, Ivory
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
Light Green, Chartreuse
Leaf Color in Spring
Green, Dark Green
Green, Gray Green
Leaf Color in Summer
Dark Green
Gray Green, Dark Green
Leaf Color in Fall
Dark Green
Yellow, Gold, Tan
Leaf Color in Winter
-
-
Shape
Leaf Shape
Ovate
Lobed
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Growth Rate
Fast
Slow
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Early Spring
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Maritime exposure, Salt water
Drought
Where to Plant?
Ground
Ground
How to Plant?
Layering, Seedlings
Seedlings, Stem Planting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs
Do Not over Water, Medium, Requires watering in the growing season
In Summer
Lots of watering
Adequately
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune in fall, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen
Nitrogen, Potassium
Pests and Diseases
-
Beetles, Leafhoppers
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
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Insects
-
Allergy
-
Mild Allergen
Uses
Aesthetic Uses
-
-
Beauty Benefits
Skin Problems
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Prevent Soil Erosion, Shadow Tree
Air purification, Food for animals, Food for birds, Food for insects, Nesting sites for birds, Prevent Soil Erosion
Plant Benefits
Medicinal Uses
Anodyne, Appetizer, Astringent
Low calories, Nutrients
Part of Plant Used
Flowers, Inner Bark, Sap
Fruits, Seeds, Stem
Other Uses
Used as a dye, used for making charcoal, Used for making informal hedge
Food for animals, Used as firewood, Used As Food, Used in biomass
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Screening / Wind Break, Shade Trees
Edible, Feature Plant, Shade Trees, Street Trees
Botanical Name
ALNUS rubra
CASTANEA mollissima
Common Name
Oregon Alder, Red Alder
Chinese Chestnut
In Hindi
red alder
चीनी अखरोट
In German
rot-Erle
chinesische Kastanie
In French
aulne rouge
châtaignier chinois
In Spanish
aliso rojo
Castaño chino
In Greek
κόκκινη σκλήθρα
Κινέζικο κάστανο
In Portuguese
amieiro vermelho
castanha chinesa
In Polish
czerwony olcha
Kasztan chiński
In Latin
red alnus
Chinese Chestnut
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Fagales
Family
Betulaceae
Fagaceae
Genus
Alnus
Castanea
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
-
Gloxinieae
Subfamily
-
Cassidinae
Number of Species
3515
1
27800
👆🏻