Life Span
Perennial
Perennial
Origin
United States, California
Europe, Central Asia, Western Asia
Habitat
Woodland Garden Canopy
Fertile bottom land, Temperate Regions
USDA Hardiness Zone
6-9
-9999
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
-
Habit
Spreading
Upright/Erect
Flower Color
Red, Yellow green
Green, Purple
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Purple, Black
Leaf Color in Spring
Green, Blue Green
Green
Leaf Color in Summer
Green, Blue Green
Green
Leaf Color in Fall
Yellow, Orange, Pink
Green
Leaf Color in Winter
-
Light Green
Leaf Shape
Irregular
Palmately Lobed
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
The pH of Soil
-
Acidic, Neutral, Alkaline
Soil Drainage
-
Well drained
Tolerances
Drought
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings
Seedlings, Stem Cutting
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
Keep the ground moist but not water-logged
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
-
Acidic, Neutral, Alkaline
Soil Drainage Capacity
-
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
10-10-10 diluted liquid fertilizer
Pests and Diseases
Red blotch
Aphids, Earwigs, Insects, Mildew, Red blotch, Rust, sawflies
Plant Tolerance
Drought
Cold climate
Flowers
Insignificant
Insignificant
Flower Petal Number
-
Single
Foliage Texture
Medium
Medium
Allergy
Pollen
Asthma, Eczema, Food Allergy, Hives
Environmental Uses
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Air purification
Medicinal Uses
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Potassium, Rich in Iron, Vitamin B, Vitamin C
Part of Plant Used
Leaves, Seeds, Wood
Fruits, Leaves, Seeds
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Traditional medicine, Used as a nutritious food item, Used As Food, Used for its medicinal properties
Used As Indoor Plant
No
Yes
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees, Street Trees
Edible, Fruit / Fruit Tree, Hedges, Mixed Border
Botanical Name
QUERCUS douglasii
RIBES nigrum
Common Name
Blue Oak
Black Currant
In Hindi
Blue Oak Tree
Black Currant
In German
Blaue Eiche
Black Currant
In French
Bleu Oak Tree
groseille noire
In Spanish
Azul del árbol de roble
negro Grosella
In Greek
Μπλε Oak Tree
μαύρη σταφίδα
In Portuguese
Carvalho azul
groselha-preta
In Polish
Niebieski Oak Tree
czarna porzeczka
In Latin
Blue quercum ligno
nigrum currants
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Fagaceae
Grossulariaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Core eudicots, Eudicots
Importance of Blue Oak and Black Currant
Want to have the most appropriate plant for your garden? You might want to know the importance of Blue Oak and Black Currant. Basically, these two plants vary in many aspects. Compare Blue Oak and Black Currant 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 Blue Oak is Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes and Sore throat whereas of Black Currant is Potassium, Rich in Iron, Vitamin B and Vitamin C. Blue Oak has beauty benefits as follows: while Black Currant has beauty benefits as follows: .
Compare Facts of Blue Oak vs Black Currant
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 Blue Oak vs Black Currant 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 Blue Oak are Pollen whereas of Black Currant have Asthma, Eczema, Food Allergy and Hives respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Blue Oak has showy fruits and Black Currant has no showy fruits. Also Blue Oak is not flowering and Black Currant is not flowering . You can compare Blue Oak and Black Currant facts and facts of other plants too.