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Comfrey
Comfrey

Red Alder
Red Alder



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Comfrey
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Red Alder

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What is

Life Span

Perennial
Perennial

Type

Broadleaf Evergreen
Tree

Origin

Europe, Russia
North America, United States, Northwestern United States, Alaska, California, Canada

Types

Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
-

Number of Varieties

230
0 40000
👆🏻

Habitat

Cold Regions, stream banks
Lowland evergreen rainforest

USDA Hardiness Zone

6-114-7
0 99
👆🏻

AHS Heat Zone

-
7-1

Sunset Zone

21,22
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17

Habit

Upright/Erect
Pyramidal

Information

Plant Size

Minimum Height

20.00 cm1,370.00 cm
0 3900
👆🏻

Minimum Width

90.00 cm610.00 cm
0 6350
👆🏻

Plant Color

Flower Color

White, Light Pink
Yellow, Red, Coral

Flower Color Modifier

Bicolor
Bicolor

Fruit Color

Orange Red
Brown

Leaf Color in Spring

Red, Green, Copper
Green, Dark Green

Leaf Color in Summer

Green, Blue Green
Dark Green

Leaf Color in Fall

Green, Blue Green
Dark Green

Leaf Color in Winter

Red, Dark Green, Burgundy, Bronze
-

Shape

Leaf Shape

Oval
Ovate

Thorns

Season

Plant Season

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

Growing Conditions

Sunlight

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

Growth Rate

Medium
Fast

Type of Soil

Loam, Sand
Loam, Sand

The pH of Soil

Acidic, Neutral
Acidic, Neutral, Alkaline

Soil Drainage

Well drained
Average

Bloom Time

Late Spring, Early Summer, Summer
Early Spring

Repeat Bloomer

Tolerances

-
Maritime exposure, Salt water

Care

Where to Plant?

Container, Ground
Ground

How to Plant?

Root Division, Transplanting
Layering, Seedlings

Plant Maintenance

Low
Medium

Watering Plants

Watering Requirements

Allow to dry out slightly between watering, Water daily during growing season
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

Loam, Sand
Loam, Sand

Soil Drainage Capacity

Well drained
Average

Sun Exposure

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

Pruning

Cut or pinch the stems, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves

Fertilizers

14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
All-Purpose Liquid Fertilizer, Nitrogen

Pests and Diseases

Aphids, Stem spot
-

Plant Tolerance

Shallow soil, Sun
Maritime exposure, Salt water

Facts

Flowers

Showy
Insignificant

Flower Petal Number

Single
-

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

Glossy
Glossy

Evergreen

Invasive

Self-Sowing

Attracts

Ants, Butterflies, pollinators
Insects

Allergy

Antibacterial, Peripheral Edema
-

Benefits

Uses

Aesthetic Uses

Cottage Garden, Showy Purposes
-

Beauty Benefits

Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Skin Problems

Edible Uses

Environmental Uses

Air purification, Fixes Nitrogen
Air purification, Prevent Soil Erosion, Shadow Tree

Plant Benefits

Medicinal Uses

Asthma, Diarrhea, Obesity, Osteoarthritis
Anodyne, Appetizer, Astringent

Part of Plant Used

Leaves, Twigs
Flowers, Inner Bark, Sap

Other Uses

Used for its medicinal properties
Used as a dye, used for making charcoal, Used for making informal hedge

Used As Indoor Plant

Used As Outdoor Plant

Garden Design

Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Screening / Wind Break, Shade Trees

Scientific Name

Botanical Name

Symphytum asperum
ALNUS rubra

Common Name

Comfrey,Black Root, Blackwort, Bruisewort
Oregon Alder, Red Alder

In Hindi

Blackwort
red alder

In German

Blackwort
rot-Erle

In French

Blackwort
aulne rouge

In Spanish

Blackwort
aliso rojo

In Greek

Blackwort
κόκκινη σκλήθρα

In Portuguese

Blackwort
amieiro vermelho

In Polish

Blackwort
czerwony olcha

In Latin

Blackwort
red alnus

Classification

Kingdom

Plantae
Plantae

Phylum

Magnoliophyta
Magnoliophyta

Class

Magnoliopsida
Magnoliopsida

Order

Lamiales
Fagales

Family

Boraginaceae
Betulaceae

Genus

Symphytum
Alnus

Clade

Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids

Tribe

-
-

Subfamily

Boraginoideae
-

Number of Species

3535
1 27800
👆🏻

Difference Between Comfrey and Red Alder

If you are confused whether Comfrey or Red Alder are same, here are some features about those plants to help you choose better. Many people think that these two plants have the same characteristics, but one can see Comfrey and Red Alder Information and learn more about it. Fertilizers required for proper growth of Comfrey are 14-14-14 Fertilizer, All-Purpose Liquid Fertilizer and can go long without fertilizers, whereas for Red Alder fertilizers required are All-Purpose Liquid Fertilizer and Nitrogen. Hence, one should know the basic difference between Comfrey and Red Alder if you are planning to have them in your garden to enhance its beauty.

<Flowering Plants

Importance of Comfrey and Red Alder

Want to have the most appropriate plant for your garden? You might want to know the importance of Comfrey and Red Alder. Basically, these two plants vary in many aspects. Compare Comfrey and Red Alder as they differ in many characteristics such as their life, care, benefits, facts, etc. Every gardener must at least have the slightest clue about the plants he wants to plant in his garden. Compare their benefits, which differ in many ways like facts and uses. The medicinal use of Comfrey is Asthma, Diarrhea, Obesity and Osteoarthritis whereas of Red Alder is Anodyne, Appetizer and Astringent. Comfrey has beauty benefits as follows: Acne, Beautiful Skin, Reduce Bruises and Remove blemishes while Red Alder has beauty benefits as follows: Acne, Beautiful Skin, Reduce Bruises and Remove blemishes.

Compare Facts of Comfrey vs Red Alder

How to choose the best garden plant for your garden depending upon its facts? Here garden plant comparison will help you to solve this query. Compare the facts of Comfrey vs Red Alder and know which one to choose. As garden plants have benefits and other uses, allergy is also a major drawback of plants for some people. Allergic reactions of Comfrey are Antibacterial and Peripheral Edema whereas of Red Alder have respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Comfrey has showy fruits and Red Alder has showy fruits. Also Comfrey is not flowering and Red Alder is not flowering . You can compare Comfrey and Red Alder facts and facts of other plants too.