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River Birch
River Birch

Red Alder
Red Alder



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River Birch
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Red Alder

About River Birch and Red Alder

What is

Life Span

Perennial
Perennial

Type

Tree
Tree

Origin

Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States
North America, United States, Northwestern United States, Alaska, California, Canada

Types

-
-

Number of Varieties

330
0 40000
👆🏻

Habitat

bottomlands, Depression on prairies, ditches, Floodplains, Riverbanks, stream banks, Swamps
Lowland evergreen rainforest

USDA Hardiness Zone

4-94-7
0 99
👆🏻

AHS Heat Zone

9-1
7-1

Sunset Zone

1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17

Habit

Oval or Rounded
Pyramidal

Information

Plant Size

Minimum Height

1,220.00 cm1,370.00 cm
0 3900
👆🏻

Minimum Width

1,220.00 cm610.00 cm
0 6350
👆🏻

Plant Color

Flower Color

Yellow, Brown
Yellow, Red, Coral

Flower Color Modifier

Bicolor
Bicolor

Fruit Color

Black
Brown

Leaf Color in Spring

Green, Light Green
Green, Dark Green

Leaf Color in Summer

Green, Light Green
Dark Green

Leaf Color in Fall

Yellow, Light Yellow, Tan
Dark Green

Leaf Color in Winter

-
-

Shape

Leaf Shape

Oval with a pointed tip and fine teeth along their edges
Ovate

Thorns

Season

Plant Season

Spring, Summer, Fall, Winter
Spring, Summer, Fall

Growing Conditions

Sunlight

Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade

Growth Rate

Fast
Fast

Type of Soil

Clay, Loam, Sand
Loam, Sand

The pH of Soil

Acidic, Neutral
Acidic, Neutral, Alkaline

Soil Drainage

Average
Average

Bloom Time

Spring
Early Spring

Repeat Bloomer

Tolerances

Wet Site, Pollution, Soil Compaction
Maritime exposure, Salt water

Care

Where to Plant?

Ground
Ground

How to Plant?

Seedlings
Layering, Seedlings

Plant Maintenance

Low
Medium

Watering Plants

Watering Requirements

Requires a lot of watering, Requires regular watering
Average Water Needs

In Summer

Lots of watering
Lots of watering

In Spring

Moderate
Moderate

In Winter

Average Water
Average Water

Soil

Soil pH

Acidic, Neutral
Acidic, Neutral, Alkaline

Soil Type

Clay, Loam, Sand
Loam, Sand

Soil Drainage Capacity

Average
Average

Sun Exposure

Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade

Pruning

Prune in the late winter or spring, Remove dead or diseased plant parts, Shape and thin as needed
Remove damaged leaves, Remove dead branches, Remove dead leaves

Fertilizers

All-Purpose Liquid Fertilizer, No need to fertilize every year
All-Purpose Liquid Fertilizer, Nitrogen

Pests and Diseases

Aphids, Red blotch, Sawfly Larvae
-

Plant Tolerance

Pollution, Soil Compaction, Wet Site
Maritime exposure, Salt water

Facts

Flowers

Showy
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
Medium

Foliage Sheen

Matte
Glossy

Evergreen

Invasive

Self-Sowing

Attracts

-
Insects

Allergy

Asthma
-

Benefits

Uses

Aesthetic Uses

Showy Purposes
-

Beauty Benefits

-
Skin Problems

Edible Uses

Environmental Uses

Erosion control, Wildlife
Air purification, Prevent Soil Erosion, Shadow Tree

Plant Benefits

Medicinal Uses

-
Anodyne, Appetizer, Astringent

Part of Plant Used

Whole plant
Flowers, Inner Bark, Sap

Other Uses

used for making roof trusses, poles, joists, piles, Used in construction, Used in Furniture
Used as a dye, used for making charcoal, Used for making informal hedge

Used As Indoor Plant

Used As Outdoor Plant

Garden Design

Feature Plant, Shade Trees
Screening / Wind Break, Shade Trees

Scientific Name

Botanical Name

BETULA nigra
ALNUS rubra

Common Name

River Birch
Oregon Alder, Red Alder

In Hindi

River Birch
red alder

In German

Fluss Birch
rot-Erle

In French

Birch river
aulne rouge

In Spanish

river Birch
aliso rojo

In Greek

ποταμός Birch
κόκκινη σκλήθρα

In Portuguese

river Birch
amieiro vermelho

In Polish

Rzeka Birch
czerwony olcha

In Latin

Betula
red alnus

Classification

Kingdom

Plantae
Plantae

Phylum

Magnoliophyta
Magnoliophyta

Class

Magnoliopsida
Magnoliopsida

Order

Fagales
Fagales

Family

Betulaceae
Betulaceae

Genus

Betula
Alnus

Clade

Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids

Tribe

-
-

Subfamily

-
-

Number of Species

335
1 27800
👆🏻

Properties of River Birch and Red Alder

Wondering what are the properties of River Birch and Red Alder? We provide you with everything About River Birch and Red Alder. River Birch doesn't have thorns and Red Alder doesn't have thorns. Also River Birch does not have fragrant flowers. River Birch has allergic reactions like Asthma and Red Alder has allergic reactions like Asthma. Compare all the properties and characteristics of these two plants. Find out which of these plant can be used as indoor plant. If you are interested to decorate your house and garden, find out aesthetic uses, compare them and select the plant which will beautify your surrounding. Along with beautification, try comparing medicinal and edible uses of River Birch and Red Alder and you can choose the plant having best and most benefits.

Season and Care of River Birch and Red Alder

Season and care of River Birch and Red Alder is important to know. While considering everything about River Birch and Red Alder Care, growing season is an essential factor. River Birch season is Spring, Summer, Fall and Winter and Red Alder season is Spring, Summer, Fall and Winter. The type of soil for River Birch is Clay, Loam, Sand and for Red Alder is Loam, Sand while the PH of soil for River Birch is Acidic, Neutral and for Red Alder is Acidic, Neutral, Alkaline.

River Birch and Red Alder Physical Information

River Birch and Red Alder physical information is very important for comparison. River Birch height is 1,220.00 cm and width 1,220.00 cm whereas Red Alder height is 1,370.00 cm and width 610.00 cm. The color specification of River Birch and Red Alder are as follows:

  • River Birch flower color: Yellow and Brown

  • River Birch leaf color: Green and Light Green

  • Red Alder flower color: Yellow, Red and Coral

  • Red Alder leaf color: Green and Dark Green

Care of River Birch and Red Alder

Care of River Birch and Red Alder include pruning, fertilizers, watering etc. River Birch pruning is done Prune in the late winter or spring, Remove dead or diseased plant parts and Shape and thin as needed and Red Alder pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer River Birch needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Red Alder needs Lots of watering and in winter, it needs Average Water.