Life Span
Annual or Biennial
Biennial
Type
Vegetable
Tree
Origin
Western Europe
Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States
Types
-
Yellow Birch, Paper Birch, River Birch
Number of Varieties
340
0
40000
👆🏻
Habitat
agricultural areas, gardens, Wet ground
Hills, Moist Soils
USDA Hardiness Zone
1-64-9
0
99
👆🏻
AHS Heat Zone
9-1
9-1
Sunset Zone
A1, A2, A3, H1, H2, 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
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
Habit
Upright/Erect
Oval or Rounded
Plant Size
Minimum Height
30.50 cm2,133.60 cm
0
3900
👆🏻
Minimum Width
30.00 cm762.00 cm
0
6350
👆🏻
Plant Color
Flower Color
-
Yellow, Brown
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Black
Leaf Color in Spring
Green, Light Green
Green, Light Green
Leaf Color in Summer
Green, Purple
Green, Light Green
Leaf Color in Fall
Green, Purple
Yellow, Light Yellow, Tan
Leaf Color in Winter
Green, Purple
-
Shape
Leaf Shape
Oval
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Neutral
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
-
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Wet Site, Pollution, Soil Compaction
Where to Plant?
Container, Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Keep ground moist, Use Mulches to help prevent water loss during hot and windy weather
Requires watering in the growing season, Water daily during growing season, Water Deeply, Water more frequently during periods of extreme drought
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral
Acidic, Neutral
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
No pruning needed in the early stages, Remove dead leaves
Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove hanging branches
Fertilizers
organic fertlizers, Potassium
All-Purpose Liquid Fertilizer, fertilize twice a year, Nitrogen
Pests and Diseases
Alternaria Leaf Spot, Aphids, Cabbage looper, Downy mildew, Leaf spot, Mites, Red blotch
Red blotch
Plant Tolerance
Frost, Shallow soil
Pollution, Soil Compaction, Wet Site
Flowers
-
Showy
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
Bold
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Aphids, Beetles, Flying insects
Ants, Aphids, Birds
Allergy
Digestive Problems, sneezing, Swelling in the face
-
Uses
Aesthetic Uses
-
-
Beauty Benefits
For treating wrinkles, Weightloss
Good for skin
Edible Uses
✔
✘
✔
✘
Environmental Uses
Food for animals, No fertilizer, pesticides, or herbicides needed
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Plant Benefits
Medicinal Uses
Anemia, Diabetes, Digestion problems, Increase fiber amount, Kidney Stones, Minerals, Weight loss
Antibacterial, anti-inflammatory, Arthritis, Boils, bowel syndrome, Combats Stress, Diarrhea, Dysentry, Heart problems, Kidney Stones, Osteoarthritis, Skin Disorders, Urinary tract problems
Part of Plant Used
Leaves, Stem
Bark, Leaves, Sap
Other Uses
Can be made into a herbal tea, Used As Food, Used for its medicinal properties
Medicinal oil, Used as essential oil
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Edible, Herb / Vegetable
Feature Plant, Shade Trees
Botanical Name
BRASSICA oleracea 'Dyna'( Gongylodes Group)
BETULA nigra 'Studetec'
Common Name
Kohlrabi
Black Birch, River Birch, Tecumseh Compact River Birch
In Hindi
नवलकोल
काले बर्च वृक्ष
In German
Kohlrabi
Schwarze Birke
In French
Chou-rave
Noir Bouleau
In Spanish
Brassica oleracea gongyloides
Negro del árbol de abedul
In Greek
Kohlrabi
Μαύρο Birch Tree
In Portuguese
Kohlrabi
Bétula Preto
In Polish
Kalarepa
Czarny Brzoza
In Latin
Kohlrabi
Niger Caerulus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Capparales
Fagales
Family
Brassicaceae
Betulaceae
Genus
Brassica
Betula
Clade
-
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
140
1
27800
👆🏻