Back
Brassica rapa Pak Choi Group [huang jing bai cai]
| Family Name: | Brassicaceae (Cruciferae) |
| Common Name: | Chinese Cabbage, Huang Jing Bai Cai, 皇京白菜, Sawi Kerinting |
Huang Jing Bai Cai is a light green bok choy cultivar which grows well in Singapore because of its heat and disease resistance.
Name
| Family Name | |
| Genus Epithet | |
| Species Epithet | |
| Infraspecific Epithet | |
| Common Names | |
| Comments | |
| Species Summary |
Classifications and Characteristics
| Plant Division | Angiosperms (Flowering Seed Plants) (Dicotyledon) |
| Plant Growth Form | Herbaceous Plant |
| Lifespan (in Singapore) | Annual |
| Mode of Nutrition | Autotrophic |
| Plant Shape | Compact |
| Maximum Height | 15 cm to 25 cm |
| Maximum Plant Spread / Crown Width | 15 cm to 25 cm |
Description and Ethnobotany
| Growth Form | It forms a rosette of elongated leaves. |
| Flowers | Yellow flowers are formed from 2 pairs of obovate petals held perpendicular to each other. |
| Fruits | The fruit is a narrow, needle-shaped silique that is held upright. |
| Cultivation | Plant in fertile, well-drained soil that is kept consistently moist. It needs at least 4-6 hours of direct sun daily. Protect delicate seedlings from the rain, such as planting seeds in a covered egg tray with holes in the bottom for drainage. Seeds will germinate in 3-5 days. Transplant the largest and most vigorous seedlings which have at least 2-3 pairs of leaves to a larger. Cover plants with clear netting to exclude pests. Feed with an organic fertiliser every 1-2 weeks. Plants are harvested at about 40 days old or at 15-20 cm tall. You can uproot the whole plant or selectively remove leaves and allow the plant to grow back for a continual harvest. |
| Ethnobotanical Uses | Edible Plant Parts (Edible Leaves, Edible Stems) Food (Fruit & Vegetable) |
Plant Care and Propagation
| Light Preference | Full Sun |
| Water Preference | Moderate Water |
Floral (Angiosperm)
| Flower & Plant Sexuality 1 | Bisexual Flowers |
| Flower Colour(s) | Yellow / Golden |
| Flower Texture(s) | Smooth |
| Flower Grouping | Cluster / Inflorescence |
| Flower Location | Terminal |
| Flower Symmetry | Radial |
| Individual Flower Shape | Cruciform / Cross-shaped |
| Flower Size - Length | 10 mm |
| Flower Size - Width | 10 mm |
| Inflorescence Type | Raceme |
| Inflorescence Size - Length | 46 |
| Inflorescence Size - Unit | cm |
| Flowering Period | Once Yearly |
Fruit, Seed and Spore
| Mature Fruit Colour(s) - Angiosperms and Gymnosperms | Cream / Off-White |
| Mature Fruit Texture(s) | Papery |
| Fruit Classification | Simple Fruit |
| Fruit Type 1 | Dehiscent Dry Fruit |
| Fruit Type 2 | Silique |
| Mature Seed Colour(s) | Brown |
| Mature Seed Texture(s) | Smooth |
| Seed Quantity Per Fruit | Several (11-20) |
Image Repository
| Images |
Others
| Master ID | 34127 |
| Species ID | 8540 |
| Flora Disclaimer | The information in this website has been compiled from reliable sources, such as reference works on medicinal plants. It is not a substitute for medical advice or treatment and NParks does not purport to provide any medical advice. Readers should always consult his/her physician before using or consuming a plant for medicinal purposes. |
