Life Span
Annual or Biennial
Annual and Perennial
Type
Vegetable
Flowering Plants, Shrubs
Origin
Europe
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Types
Brassica rapa subsp. pekinensis
Brassica rapa subsp. chinensis
Brassica rapa var. rapifera
Brassica rapa subsp. nipposinica
Brassica rapa subsp. perviridis
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Number of Varieties
5100
0
40000
👆🏻
Habitat
-
Forest edges, Hillside, Woods
USDA Hardiness Zone
6-92-11
0
99
👆🏻
AHS Heat Zone
9-3
7 - 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
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
30.00 cm30.00 cm
0
3900
👆🏻
Minimum Width
30.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow
Blue, Sky Blue, Indigo, Dark Blue
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown, Sandy Brown
Leaf Color in Spring
Green, Light Green
Sea Green, Gray Green
Leaf Color in Summer
-
Sea Green, Gray Green
Leaf Color in Fall
-
Sea Green, Gray Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Obovate
Oblovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Fast
Very Fast
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Spring, Late Spring, Early Summer, Summer, Late Winter
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Do Not over Water, Water in morning to avoid prompting diseases
Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral
Slightly Acidic
Soil Type
Loam, Sand
Loamy
Soil Drainage Capacity
Well drained
Loamy
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
Compost
Pests and Diseases
Red blotch
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Plant Tolerance
Drought
Drought
Flowers
Showy
Showy
Flower Petal Number
Single
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Coarse
Medium
Foliage Sheen
-
Matte
Evergreen
✔
✘
✔
✘
Invasive
Sometimes
Sometimes
Self-Sowing
✔
✘
✔
✘
Attracts
Aphids, Flea beetles, white worms
Butterflies
Allergy
-
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Uses
Aesthetic Uses
-
Beautification, Bouquets, Landscape Designing, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Plant Benefits
Medicinal Uses
Antirheumatic, Resolvent
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Leaves, Stem
Flowers, Root
Other Uses
For making oil
Can be made into a herbal tea, Decoration Purposes, Employed in herbal medicine, Showy Purposes, Used as Ornamental plant, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Edible, Herb / Vegetable
Container, Herb
Botanical Name
BRASSICA rapa
CENTAUREA cyanus
Common Name
Bok Choy, Broccoli Raab, Chinese Cabbage, Choy Sum, Field Mustard, Pak Choi, Tatsoi, Turnip
Batchelor's Buttons, Cornflower
In Hindi
Bok Choy
Hydrangea
In German
Bok Choy
Hortensie
In French
Bok Choy
Hortensia
In Spanish
Bok Choy
Hortensia
In Greek
Bok Choy
υδραγεία
In Portuguese
Bok Choy
Hortênsia
In Polish
Bok Choy
Hortensja
In Latin
Bok Choy
Hibiscus
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Anthophyta
Class
Magnoliopsida
Magnoliopsida
Order
Brassicales
Asterales
Family
Brassicaceae
Asteraceae
Genus
Brassica
Centaurea
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
Cynareae
Subfamily
-
Carduoideae
Number of Species
1250
1
27800
👆🏻