Life Span
Perennial
Perennial
Origin
-
United States, California
Habitat
Woodland Garden Canopy
Woodland Garden Canopy
USDA Hardiness Zone
5-8
6-9
Sunset Zone
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, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Spreading
Flower Color
Rose, Violet
Red, Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Purple, Brown
-
Leaf Color in Spring
Red, Crimson, Bronze
Green, Blue Green
Leaf Color in Summer
Green, Blue Green
Green, Blue Green
Leaf Color in Fall
Yellow green
Yellow, Orange, Pink
Leaf Shape
Pinnate
Irregular
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun
Full Sun, Partial Sun
Type of Soil
Clay, Loam, Sand
-
The pH of Soil
Acidic, Neutral, Alkaline
-
Bloom Time
Spring, Late Spring
Spring
Tolerances
Pollution, Drought, Salt, Soil Compaction
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs, Needs a lot of water initially, occasional watering once established
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 Type
Clay, Loam, Sand
-
Soil Drainage Capacity
Average
-
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Cut limbs, Prune in winter, Prune up lowest branches, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought, Pollution, Salt, Soil Compaction
Drought
Flowers
Yes
Insignificant
Flower Petal Number
Single
-
Foliage Texture
Medium
Medium
Attracts
Birds, Butterflies
Birds
Allergy
Abdominal pain, Depression, Diarrhea, Digestive Problems, gastro-intestinal problems, Kidney Disease, Liver disease, Nausea, Vomiting, weakness
Pollen
Aesthetic Uses
Showy Purposes
Borders
Beauty Benefits
Good for skin
-
Environmental Uses
Air purification, Shadow Tree, soil stabilisation
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Medicinal Uses
Antispasmodic, Antivinous, Cancer, Cholagogue, Diuretic, Emetic, Emmoiliant, Eye Problems, Febrifuge, Laxative, Purgative, Tonic
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Part of Plant Used
Flowers, Seeds, Wood
Leaves, Seeds, Wood
Other Uses
Fibre, For making oil, Used as a dye, Used as essential oil, Used as fuel, Used for woodware
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees, Street Trees
Feature Plant, Shade Trees, Street Trees
Botanical Name
ROBINIA 'Purple Robe'
QUERCUS douglasii
Common Name
Hybrid Black Locust, Purple Robe Locust
Blue Oak
In Hindi
Black Locust Tree
Blue Oak Tree
In German
Schwarz Locust Tree
Blaue Eiche
In French
Noir Arbre Locust
Bleu Oak Tree
In Spanish
Negro del árbol de la langosta
Azul del árbol de roble
In Greek
Μαύρο Locust Tree
Μπλε Oak Tree
In Portuguese
Árvore Locust Preto
Carvalho azul
In Polish
Robinii akacjowej Drzewo
Niebieski Oak Tree
In Latin
Locusta arbor Niger
Blue quercum ligno
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Importance of Black Locust and Blue Oak
Want to have the most appropriate plant for your garden? You might want to know the importance of Black Locust and Blue Oak. Basically, these two plants vary in many aspects. Compare Black Locust and Blue Oak 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 Black Locust is Antispasmodic, Antivinous, Cancer, Cholagogue, Diuretic, Emetic, Emmoiliant, Eye Problems, Febrifuge, Laxative, Purgative and Tonic whereas of Blue Oak is Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes and Sore throat. Black Locust has beauty benefits as follows: Good for skin while Blue Oak has beauty benefits as follows: Good for skin.
Compare Facts of Black Locust vs Blue Oak
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 Black Locust vs Blue Oak 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 Black Locust are Abdominal pain, Depression, Diarrhea, Digestive Problems, gastro-intestinal problems, Kidney Disease, Liver disease, Nausea, Vomiting and weakness whereas of Blue Oak have Pollen respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Black Locust has no showy fruits and Blue Oak has showy fruits. Also Black Locust is flowering and Blue Oak is not flowering . You can compare Black Locust and Blue Oak facts and facts of other plants too.