Life Span
Annual
Perennial
Origin
Australia
Europe, Asia
Types
-
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Habitat
Fertile bottom land, moist forests, Moist Soils, Moist woods, Roadsides, Sandy areas, tropical environments, Tropical rainforest, Tropical regions, Wet lands
Forest edges, Hillside, Woods
USDA Hardiness Zone
8-11
-9999
Sunset Zone
8, 9, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Upright/Erect
Spreading
Flower Color
Light Yellow
White, Purple, Pink, Violet, Ivory
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Green, Gray Green
Green, Gray Green
Leaf Color in Summer
Green, Gray Green
Green, Gray Green
Leaf Color in Fall
Green, Gray Green
Green, Gray Green
Leaf Color in Winter
Green, Gray Green
Light Green
Leaf Shape
Long Linear
Oblovate
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Spring
Spring, Summer
Tolerances
Drought
Drought
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings
Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
-
In Summer
Lots of watering
Average Water
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
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
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Drought
Flower Petal Number
Single
Single
Foliage Texture
Medium
Coarse
Foliage Sheen
Matte
Matte
Invasive
Sometimes
Sometimes
Attracts
Hummingbirds, Butterflies
Bees, Flies
Allergy
Asthma, Eye irritation, Respiratory problems, Skin irritation
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Edible Uses
Insignificant
-
Environmental Uses
Air purification, Shadow Tree
Air purification
Medicinal Uses
-
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Bark, Tree trunks
Flowers, Root
Other Uses
Application in Furniture, Constructing Boats, Used in Furniture, Wood is used fore making tools
-
Used As Indoor Plant
No
-
Used As Outdoor Plant
Yes
Yes
Garden Design
Screening / Wind Break, Shade Trees, Street Trees
Herb / Vegetable
Botanical Name
ACACIA melanoxylon
SYMPHYTUM officinale
Common Name
Australian Blackwood, Blackwood
Common Comfrey
In Hindi
काली लकड़ी
Hydrangea
In German
Schwarzes Holz
Hortensie
In French
Bois noir
Hortensia
In Spanish
Blackwood
Hortensia
In Greek
Μαυρο ξυλο
υδραγεία
In Portuguese
Madeira preta
Hortênsia
In Polish
Czarne drewno
Hortensja
Family
Fabaceae
Boraginaceae
Clade
Angiosperms, Eudicots, Rosids
-
Importance of Blackwood and Common Comfrey
Want to have the most appropriate plant for your garden? You might want to know the importance of Blackwood and Common Comfrey. Basically, these two plants vary in many aspects. Compare Blackwood and Common Comfrey 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 Blackwood is whereas of Common Comfrey is Fever, Kidney problems and Urinary tract problems. Blackwood has beauty benefits as follows: while Common Comfrey has beauty benefits as follows: .
Compare Facts of Blackwood vs Common Comfrey
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 Blackwood vs Common Comfrey 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 Blackwood are Asthma, Eye irritation, Respiratory problems and Skin irritation whereas of Common Comfrey have Chest tightness, Diarrhea, Dizziness, Nausea and Vomiting respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Blackwood has no showy fruits and Common Comfrey has no showy fruits. Also Blackwood is not flowering and Common Comfrey is not flowering . You can compare Blackwood and Common Comfrey facts and facts of other plants too.